JWST JDox Latest Updates

The list below contains information on (1) all newly published JDox articles and (2) all recent updates to current JDox articles1, 2.

This list is updated on a monthly basis.
Updates to a given JDox article are also recorded in the "Last Updated" box located on the right sidebar in the article.

Updated Dec. 13, 2018

ArticleDate UpdatedUpdates
Installing PandeiaNovember 12, 2018Updated the link for the Pandeia reference data download.
JWST Moving Targets in ETCNovember 12, 2018Updated for ETC 1.3, which includes an r-k profile for comets.
JWST Moving Targets in APTNovember 12, 2018Removed warning about the long run time of the Visit Planner for nearby objects, as this is no longer applicable.
Moving Target Recommended StrategiesNovember 8, 2018Changed the title of the article. Updated some bullet points based on recent APT work.
Overheads for Moving TargetsNovember 8, 2018Updated wording in the Smart Accounting section.
JWST Moving Target Useful References and LinksNovember 8, 2018Updated the figure for ETC v1.3. Added links to GTO & ERS APT files and presentations that occurred since the last update of the article.
JWST Moving Target PoliciesNovember 8, 2018Fixed broken links. Added wording about GTO and ERS to duplication policies section.
JWST Moving Target EphemeridesNovember 8, 2018Updated JWST ephemeris info.
Instrument-Specific Considerations for Moving TargetsNovember 8, 2018Fixed nomenclature issue in NIRCam section. Fixed units in NIRISS section.
Field of Regard Considerations for Moving TargetsNovember 8, 2018Added information on elongation angle option in JPL Horizons. Moved warning above figure.
JWST Moving Target ObservationsNovember 8, 2018Updated broken links. Added new links to new and updated 2-page flyers.
Pandeia Guides and ExamplesNovember 5, 2018Updated for ETC v1.3.
Pandeia Batch ModeNovember 5, 2018Updated for ETC v1.3. Code updated.
Pandeia ReportsNovember 5, 2018Updated for ETC v1.3.
Pandeia Order of OperationsNovember 5, 2018Updated for ETC v1.3. Title changed. Some material moved to Pandeia Configuration Dictionaries article.
Pandeia Configuration DictionariesNovember 5, 2018Updated for ETC v1.3.
Pandeia Reference DataNovember 5, 2018Updated for ETC v1.3.
Pandeia QuickstartNovember 5, 2018Updated for ETC v1.3.
Installing PandeiaNovember 5, 2018Updated for ETC v1.3.
JWST ETC Pandeia Engine TutorialNovember 5, 2018Updated to account for article name changes and to include links to new articles. Title of article changed.
Residual Flat Field Errors in the ETCNovember 5, 2018Updated for ETC v1.3.
JWST ETC NIRCam Target AcquisitionNovember 5, 2018Updated for ETC v1.3.
JWST ETC NIRSpec Target AcquisitionNovember 5, 2018Updated for ETC v1.3.
JWST ETC MIRI Target AcquisitionNovember 5, 2018Updated for ETC v1.3.
JWST ETC NIRISS Target AcquisitionNovember 5, 2018Updated for ETC v1.3.
JWST ETC Target AcquisitionNovember 5, 2018Updated for ETC v1.3.
JWST ETC BackgroundsNovember 5, 2018Updated for ETC v1.3. Quantity names changed to match the Reports quantities in the ETC. Table of useful background positions added.
JWST ETC Coronagraphy StrategyNovember 5, 2018Updated for ETC v1.3.
JWST ETC SOSS Spectral Extraction StrategyNovember 5, 2018Updated for ETC v1.3.
JWST ETC IFU Nod in Scene and IFU Nod off Scene StrategyNovember 5, 2018Updated for ETC v1.3.
JWST ETC MSA Full Shutter Extraction StrategyNovember 5, 2018Updated for ETC v1.3.
JWST ETC Aperture Spectral Extraction StrategyNovember 5, 2018Updated for ETC v1.3.
JWST ETC Imaging Aperture Photometry StrategyNovember 5, 2018Updated for ETC v1.3.
JWST ETC Batch ExpansionsNovember 5, 2018Information added for the new batch expansions available in ETC v1.3.
JWST ETC User Supplied SpectraNovember 5, 2018Updated for ETC v1.3.
JWST ETC Using the Sample WorkbooksNovember 5, 2018Updated for ETC v1.3.
JWST ETC Sharing WorkbooksNovember 5, 2018Updated for ETC v1.3.
JWST ETC Defining a New SourceNovember 5, 2018Updated for ETC v1.3. Updated information on Sersic profiles.
JWST ETC Defining a New SceneNovember 5, 2018Updated for ETC v1.3.
JWST ETC Creating a New CalculationNovember 5, 2018Updated for ETC v1.3. Many links to other articles added.
JWST ETC DownloadsNovember 5, 2018Updated for ETC v1.3. Added description of coronagraphy-only lineplot.
JWST ETC Scenes and Sources Page OverviewNovember 5, 2018Updated for ETC v1.3.
JWST ETC Calculations Page OverviewNovember 5, 2018Updated for ETC v1.3.
JWST ETC New User GuideNovember 5, 2018Updated for ETC v1.3. Name of article changed.
JWST Exposure Time Calculator OverviewNovember 5, 2018Updated for ETC v1.3.
JWST ETC to APT Interface Support InformationNovember 5, 2018Updated for ETC v1.3.
Exposure Time CalculatorNovember 5, 2018Updated for ETC v1.3.
JWST Slew Times and OverheadsNovember 2, 2018Updated for November 5, 2018 release. Visit splitting section shortened and a separate article, APT Visit Splitting, was opened. Other minor updates as needed for APT 26.1 consistency.
JWST APT ObservationsNovember 2, 2018Minor updates and links added for November 5, 2018 update.
JWST Astronomers Proposal Tool OverviewNovember 2, 2018Article significantly streamlined and redundancy removed where possible.
NIRCam Time-Series APT TemplateNovember 1, 2018Corrected frame times to values updated back in APT 25.4
NIRCam Time Series Template APT GuideNovember 1, 2018Corrected frame times to values updated back in APT 25.4
NIRISS Bright LimitsOctober 31, 2018Updated bright limit values for consistency with ETC v. 1.3
NIRISS SensitivityOctober 31, 2018Updated WFSS line sensitivity and continuum sensitivity plots to be consistent with ETC v.1.3
MIRI APT TemplatesOctober 30, 2018Updated list of dither parameters to better reflect current APT
JWST Moving Target Visibility Tool HelpOctober 30, 2018Added notation regarding updated orbital ephemeris.
JWST General Target Visibility Tool HelpOctober 30, 2018Comment added regarding updated ephemeris.
Creating a MIRI Observing Program in APTOctober 30, 2018Updated list of dither parameters to better reflect current APT
JWST ETC Creating a New CalculationOct 4, 2018Updated definitions of exposure parameters in the Helpful Tips box. Added information about ETC and APT interface between exposure parameters.
JWST ETC to APT Interface Support InformationOctober 4, 2018Added information about ETC and APT interface between exposure parameters. Updated the first paragraph under NIRISS interface issues.
APT Instructions for NIRISS WFSS and NIRCam ImagingSeptember 28, 2018Updated APT screenshots to be compatible with APT v. 26.1
NIRISS Wide Field Slitless Spectroscopy APT TemplateSeptember 28, 2018Added note in "Direct Images" section that to determine number of groups and integrations in ETC, the NIRISS Imaging calculation option has to be selected.
APT Instructions for NIRCam Imaging and NIRISS WFSSSeptember 28, 2018Updated APT screenshots to be compatible with APT v. 26.1
APT Instructions for NIRCam Imaging and NIRISS WFSSSeptember 28, 2018Updated APT screenshots to be compatible with APT v. 26.1
APT Instructions for NIRISS WFSS and NIRCam ImagingSeptember 28, 2018Updated APT screenshots to be compatible with APT v. 26.1
NIRISS Wide Field Slitless Spectroscopy Template APT GuideSeptember 28, 2018Added note in "Direct Images" section that to determine number of groups and integrations in ETC, the NIRISS Imaging calculation option has to be selected.
JWST ETC to APT Interface Support InformationSeptember 27, 2018Updated the third paragraph under NIRISS interface issues.
JWST ETC Sharing WorkbooksSeptember 26, 2018Updated text to suggest copying a workbook and then making changes when working with collaborators. Also updated text about sharing a workbook when ETC version changes.
JWST ETC Creating a New CalculationSep 26, 2018Updated to include in-line links to relevant articles for ETC v1.3 upgrade
MIRI Bright Source LimitsSeptember 6, 2018Updated Bright Source graph according to correct arrays used
Obtaining and Installing SoftwareJuly 17, 2018Pipeline software is not yet publicly available
Fine Guidance Sensor, FGSMay 15, 2018Added documentation of CAL function, subarrays, and readouts
NIRISS GR150 GrismsMay 2, 2018Included downloadable grism configuration files.
NIRISS Wide Field Slitless SpectroscopyMay 2, 2018Included downloadable grism configuration files.
NIRISS AMI Recommended StrategiesApril 30, 2018Added note that users need to use ETC imaging calculations to derive exposure parameters for AMI direct imaging.
NIRISS Aperture Masking Interferometry APT TemplateApril 30, 2018Added note that users need to use ETC imaging calculations to derive exposure parameters for AMI direct imaging.
NIRISS AMI Recommended StrategiesApril 30, 2018Added note that users need to use ETC imaging calculations to derive exposure parameters for AMI direct imaging.
NIRISS Aperture Masking Interferometry Template APT GuideApril 30, 2018Added note that users need to use ETC imaging calculations to derive exposure parameters for AMI direct imaging.
NIRISS SensitivityApril 25, 2018Updated WFSS line sensitivity plot and added WFSS continuum sensitivity plot.
NIRISS Aperture Masking InterferometryApril 17, 2018Added 2.8 µm filter option in summary text block
NIRSpec MOS Operations - Pre-Imaging Using NIRCamMarch 30, 2018removed section on slit losses and added tip box concerning special requirements.
NIRSpec MPT - PlansMarch 29, 2018Added tip to merge plans
NIRSpec MPT - PlansMarch 29, 2018Added tip to merge plans
MIRI LRS DitheringMarch 28, 2018updated along-slit nod locations for LRS slit
MIRI Low-Resolution SpectroscopyMarch 28, 2018corrected along slit nod position locations
JWST Slit SpectroscopyMarch 28, 2018Updated the along slit nod locations for MIRI LRS dithering
NIRSpec MOS Proposal ChecklistMarch 26, 2018Minor font changes.
NIRSpec IFU SpectroscopyMarch 26, 2018Minor change to indicate frame times for IRS2 patterns
NIRISS AMI DithersMarch 26, 2018Table 5 updated on March 26, 2018 to show all dither patterns available for direct imaging with AMI mode. Also updated the heading and text above table 5.
NIRSpec MOS Proposal ChecklistMarch 26, 2018Minor font changes.
NIRSpec MPT - CatalogsMarch 25, 2018Fixed quotes and APT parameter fonts.
NIRSpec MOS Observing ProcessMarch 25, 2018Clarification of MOS process and highlighted box on text regarding ON HOLD requirement.
NIRSpec MPT - CatalogsMarch 25, 2018Fixed quotes and APT parameter fonts.
NIRSpec FS Dither and Nod PatternsMarch 23, 2018Clarified text to differentiate dithers and nods, and to more clearly connect them to APT parameters.
NIRSpec MOS Dither and Nod PatternsMarch 23, 2018Corrected wording referring to APT parameters in the text and table.
NIRSpec Fixed SlitsMarch 23, 2018Added a sentence to clarify that slit irregularities are common
NIRSpec Detector PerformanceMarch 23, 2018Minor clarification of symbol alpha in the discussion of detector IPC.
NIRSpec IFU SpectroscopyMarch 23, 2018Minor change to clarify Figure 1 caption
JWST APT Training Examples and Video TutorialsMarch 22, 2018Fixed broken link on General Overview in Table 1.
NIRSpec Background Recommended StrategiesMarch 20, 2018Removed incorrect statement about stray light.
NIRSpec Background Recommended StrategiesMarch 20, 2018Removed incorrect statement about stray light.
JWST ETC Coronagraphy StrategyMarch 16, 2018To reflect changes in the ETC v1.2.2 patch release (PSF subtraction options)
JWST Coronagraphy in ETCMarch 16, 2018To reflect changes in the ETC v1.2.2 patch release (PSF subtraction options)
Step-by-Step ETC Guide for NIRISS SOSS Science Use CaseMarch 14, 2018Update the TA SNR to be consistent with values from ETC v .1.2.2
Step-by-Step ETC Guide for NIRISS SOSS Science Use CaseMarch 14, 2018Update the TA SNR to be consistent with values from ETC v .1.2.2
Residual Flat Field Errors in the ETCMarch 14, 2018Warning added to reflect changes in the ETC v1.2.2 patch release in regards to the residual flat field error
JWST ETC User Supplied SpectraMarch 14, 2018Note added to include upload spectra filename limitation
JWST ETC to APT Interface Support InformationMarch 14, 2018Article updated for release of ETC patch release 1.2.2.
NIRCam Detector SubarraysMarch 13, 2018Corrected, updated, and clarified subarray sizes.
JWST ETC MIRI Target AcquisitionMarch 13, 2018Update to the recommendation on saturation for MIRI TA
NIRSpec Observation Visualization Tool HelpMarch 12, 2018Corrected the input fields NIRCam aperture PA and NIRSpec aperture PA
Modified to document new 8NIRSPEC dither pattern in updated code
Data ExplorationMarch 12, 2018Rewritten and expanded subsection on the JWST Engineering Database Browser
Data DiscoveryMarch 12, 2018Additional information on identifying duplicate observations, including a link to the "how-to" page
Rewritten subsection on the Engineering Database interface, with a link to Data Exploration article
NIRSpec Observation Visualization Tool HelpMarch 12, 2018Corrected the input fields NIRCam aperture PA and NIRSpec aperture PA
Modified to document new 8NIRSPEC dither pattern in updated code
JWST NIRSpec Observation Visualization Tool HelpMarch 12, 2018Corrected the input fields NIRCam aperture PA and NIRSpec aperture PA
Modified to document new 8NIRSPEC dither pattern in updated code
MIRI-Specific Time-Series ObservationsMarch 7, 2018Updated advice regarding saturation in "Exposure setup" sections for both imaging and LRS TSOs
JWST General Target Visibility Tool HelpMarch 6, 2018Added a note and link regarding the moving target option of GTVT.
Target Visibility ToolsMarch 6, 2018Added a note and link regarding the moving target option of GTVT.
Moving Target Recommended StrategiesMarch 6, 2018Added wording about the Moving Target Visibility Tool (MTVT) to the NIRSpec section.
JWST Moving Targets in APTMarch 6, 2018Added wording about the Moving Target Visibility Tool (MTVT).
Field of Regard Considerations for Moving TargetsMarch 6, 2018Added a sentence and link for the Moving Target Visibility Tool (MTVT).
JWST Moving Target ObservationsMarch 6, 2018Added link to the Moving Target Visibility Tool (MTVT).
JWST Data Rate and Data Volume LimitsFebruary 22, 2018Updated APT warning conditions to 58.8 GBytes per 24 hours
MIRI Bright Source Imaging Target AcquisitionFebruary 20, 2018Clarification regarding availability of time-series observations (TSOs) for MIRI imaging
Imaging OptionsFebruary 20, 2018Updated article to note that subarray options are
not
supported for NIRISS imaging.
Other ToolsFebruary 19, 2018Added link to the STIPS tool
NIRISS SOSS Recommended StrategiesFebruary 15, 2018Added link to ExoPlanet Characterization Tool Kit Contamination & Visibility Calculator
NIRISS SOSS Recommended StrategiesFebruary 15, 2018Added link to ExoPlanet Characterization Tool Kit Contamination & Visibility Calculator
JWST Duplication CheckingFebruary 9, 2018Significant revisions; article now describes the final duplication checking process for Cycle 1.
NIRCam Imaging Recommended StrategiesFebruary 9, 2018Noted BRIGHT1 is recommended when BRIGHT2 is limited to 4 groups
NIRCam Imaging APT TemplateFebruary 9, 2018Added
Subarray
Primary Dithers
NIRCam Coronagraphic Occulting Masks and Lyot StopsFebruary 9, 2018Added figure: nominal pointing positions
MIRI ImagingFebruary 9, 2018Removed column “Point source brightness limit (mJy)" from Table 1
NIRCam Imaging Recommended StrategiesFebruary 9, 2018Noted BRIGHT1 is recommended when BRIGHT2 is limited to 4 groups
JWST APT Pure Parallel ObservationsFebruary 9, 2018Changes made for consistency with current Cycle 1 expectations for pure parallel support.
NIRCam Imaging Template APT GuideFebruary 9, 2018Added
Subarray
Primary Dithers
JWST ETC to APT Interface Support InformationFebruary 9, 2018Article has been updated for consistency with capabilities of ETC 1.2 and APT 25.4.2.
MIRI OverviewFebruary 8, 2018Updated Sensitivity graph to reflect current values used.
JWST APT Coordinated Parallel ObservationsFebruary 8, 2018Updated with current capabilities being offered for Cycle 1.
Coordinated Parallel Dither TablesFebruary 8, 2018Minor text and format changes only.
Custom Dithers for Coordinated Parallel ObservationsFebruary 8, 2018Minor updates and text clarifications.
JWST Parallel ObservationsFebruary 8, 2018Made changes for consistency with current parallel capabilities being offered in Cycle 1.
Removed Table 2 and streamlined listing in the text.
JWST Observatory Coordinate System and Field of RegardFebruary 7, 2018Added Figure 6 to CVZ definition.
Other minor text and format edits added for clarity.
MIRI SensitivityFebruary 7, 2018Updated Sensitivity graph to reflect current values used.
MIRI Bright Source LimitsFebruary 7, 2018Updated Bright Source graph to reflect current values used
JWST APT Training Examples and Video TutorialsFebruary 7, 2018Updated for APT 25,4,2; added new Aladin-APT video links.
JWST APT Visit PlannerFebruary 7, 2018Minor text and format edits; added links.
JWST APT Target AcquisitionFebruary 7, 2018Updated for APT 25.4.2
JWST TelescopeFebruary 6, 2018Minor updates to text for improved clarity.
JWST Guide StarsFebruary 6, 2018Further clarifications to text and additional links added.
How JWST Backgrounds VaryFebruary 6, 2018Minor text clarifications.
JWST Position Angles, Ranges, and OffsetsFebruary 6, 2018Minor text edits for improved clarity; added more links.
JWST APT Aladin ViewerFebruary 4, 2018Added links to three new Aladin tutorial videos.
MIRI SensitivityFebruary 2, 2018Updated Imager sensitivity table to reflect currently used values in ETC.
MIRI Bright Source LimitsFebruary 2, 2018Updated Bright Source Imager numbers to reflect current values used.
Video TutorialsFebruary 2, 2018Added new YouTube links for 3 Aladin-APT articles, consistent with APT 25.4.2
NIRCam Dithers and MosaicsJanuary 27, 2018Clarified dither sizes in parentheses
NIRCam Wide Field Slitless Spectroscopy APT TemplateJanuary 24, 2018Updated to be consistent with APT 25.4.2
NIRCam Wide Field Slitless Spectroscopy Template APT GuideJanuary 24, 2018Updated to be consistent with APT 25.4.2
NIRSpec Micro-Shutter AssemblyJanuary 18, 2018updated gap sizes based on current best information
NIRCam Observing ModesJanuary 16, 2018Updated grism resolution
MIRI MRS APT TemplateJanuary 11, 2018Revised proposal guide for APT 25.4.2 to include no-TA and new specification of MRS wavelength range in the exposure parameters box.
MIRI Medium Resolution Spectroscopy Template APT GuideJanuary 11, 2018Revised proposal guide for APT 25.4.2 to include no-TA and new specification of MRS wavelength range in the exposure parameters box.
2MIRI MRS APT TemplateJanuary 11, 2018Revised proposal guide for APT 25.4.2 to include no-TA and new specification of MRS wavelength range in the exposure parameters box.
MIRI MRS Target AcquisitionJanuary 10, 2018Updated discussion to include no-TA option available in APT 25.4.2
Streamlined page by linking to extraneous information on other pages that was previously duplicated
MIRI Medium-Resolution SpectroscopyJanuary 10, 2018Added links to MRS best practices, simultaneous imaging, APT guide
NIRSpec MOS Operations - Pre-Imaging Using NIRCamDecember 6, 2017Added new 8NIRSPEC dither pattern in text and table
Backgrounds ToolDecember 5, 2017Added clarifications to these instructions based of actual testing of the tool
JWST APT Training Examples and Video TutorialsDecember 4, 2017Added new APT 25.4.1 videos
Video TutorialsDecember 4, 2017Added new YouTube links for 5 APT articles, consistent with APT 25.4.1
MIRI Coronagraphic Imaging Target AcquisitionDecember 3, 2017Corrected information about placement of target objects
MIRI Bright Source Imaging Target AcquisitionNovember 29, 2017Target acquisition for MIRI imaging is currently not supported, but will be available in the future
JWST APT Target AcquisitionNovember 29, 2017Updated for APT 25.4.1
NIRSpec MOS Dither and Nod PatternsNovember 27, 2017Changed flexible dithers figure
JWST APT Coronagraphic Sequence ExamplesNovember 27, 2017Figures updated to APT 25.4.1
JWST APT Aladin ViewerNovember 27, 2017Figures 2 and 3 updated to APT 25.4.1.
JWST APT Visit PlannerNovember 27, 2017Added revised Figures 1 and 2, compatible with APT 25.4.1.
JWST APT TargetsNovember 27, 2017Updated Figure 1
JWST Astronomers Proposal Tool OverviewNovember 27, 2017Updated Figure 1
JWST Observing Overheads and Time Accounting OverviewNovember 22, 2017Cleaned up year-old comments and added links for November 30 CFP release.
JWST APT Smart AccountingNovember 22, 2017Completely reworked "How to run Smart Accounting" section and added figures, all for consistency with APT 25.4.1 release.
Custom Dithers for Coordinated Parallel ObservationsNovember 22, 2017Minor updates and link changes for November 30, 2017 release.
JWST Parallel ObservationsNovember 22, 2017Removed section "Proposing for pure parallels" to a separate article–see
JWST APT Pure Parallel Observations
NIRCam Imaging SensitivityNovember 21, 2017Corrected RAPID exposure times in Table 1
MIRI MRS Target AcquisitionNovember 21, 2017Clarified units (milliarcseconds)
Removed paragraph on offset sources over 50"
JWST APT Mosaic PlanningNovember 21, 2017Text and links updated
JWST APT ObservationsNovember 21, 2017Minor updates and links added for November 30 release support.
Introduction to IFU SpectroscopyNovember 21, 2017Removed table listing IFUs.
NIRCam Detector SubarraysNovember 18, 2017Frame times updated for APT 25.4
NIRCam Detector Readout PatternsNovember 17, 2017TFRAME updated from 10.73676 to 10.73677 s
noted APT "Science Time"
NIRCam Detector ReadoutNovember 17, 2017updated frame time from 10.73676 s to 10.73677 s
Absolute Flux CalibrationNovember 17, 2017Fixed typo in the coordinates of 1812095 (+63, not +64 for declination)
JWST APT Coordinated Parallel ObservationsNovember 16, 2017Previously called "JWST APT Parallels." This article is specific to coordinated parallels. Pure parallel section was split off to a separate new article.
JWST Astronomers Proposal Tool OverviewNovember 16, 2017Made everything compatible with APT 25.4.1 release to the extent possible.
Added sentences regarding the ETC workbook and calc ID box on target acq and science exposure specs.
JWST ETC Target AcquisitionNovember 16, 2017Corrected 30" to 40" in MIRI Spectroscopic TA required separation
Provided link to MRS Best Practices page for explanation for this separation
JWST Small Grid Dither TechniqueNovember 16, 2017Added references and updated text
JWST High-Contrast Imaging in APTNovember 16, 2017Added additional "Related links"
Background-Limited JWST ObservationsNovember 15 2017New article, broken out from old Backgrounds article, concentrating on the need for and use of the new BACKGROUND LIMITED special requirement.
How JWST Backgrounds VaryNovember 15, 2017This article broken out from the old Backgrounds article into a separate article, and expanded.
JWST Background ModelNovember 15, 2017The previous "Backgrounds" article was restructured into several new articles. This one now concentrates on the components that contribute to the overall infrared background.
JWST Guide StarsNovember 14, 2017New Figure 1
Major updates to text
Overheads Example for NIRCam Imaging with FULL Primary DithersNovember 11, 2017APT 25.4 overheads (previously APT 25.1.1)
Overheads Example for NIRCam Imaging with INTRAMODULE Primary DithersNovember 11, 2017APT 25.4 overheads (previously APT 25.1.1)
NIRCam Imaging SensitivityNovember 7, 2017Minor text edits
JWST Slew Times and OverheadsNovember 6, 2017APT 25.4 values (previously APT 25.1.1)
NIRCam Imaging APT TemplateNovember 3, 2017Added new dither patterns available in APT 25.4.
NIRCam Small Grid DithersNovember 3, 2017Added new pattern available for imaging in APT 25.4
NIRCam Standard Subpixel DithersNovember 3, 2017Mentioned new SGD pattern available in APT 25.4
NIRCam Primary DithersNovember 3, 2017Added new dither patterns available in APT 25.4
NIRCam Imaging Template APT GuideNovember 3, 2017Added new dither patterns available in APT 25.4.
JWST Observatory Coordinate System and Field of RegardOctober 18, 2017Added short section on CVZ definition.
NIRCam Deep Field ImagingOctober 6, 2017Fixed typo in Table 2 (changed MIRI depth units from "s" to "hr")
NIRCam Deep Field ImagingOctober 6, 2017Fixed typo in Table 2 (changed MIRI depth units from "s" to "hr")
NIRISS Imaging APT TemplateSeptember 28, 2017Removed note that though subarray options are offered in the APT template, only full-frame readout is supported in imaging mode. As of APT v. 26.1, subarray options are no longer offered in the NIRISS imaging template.
NIRCam Grism Time-Series APT TemplateSeptember 28, 2017Updated the TA figure to include the FULL array field points.
NIRCam Time-Series APT TemplateSeptember 28, 2017Updated location of the TA subarray
NIRCam Target Acquisition OverviewSeptember 28, 2017Added general TA procedure information
NIRISS Imaging Template APT GuideSeptember 28, 2017Removed note that though subarray options are offered in the APT template, only full-frame readout is supported in imaging mode. As of APT v. 26.1, subarray options are no longer offered in the NIRISS imaging template.
NIRISS Imaging APT Template GuideSeptember 28, 2017Removed note that though subarray options are offered in the APT template, only full-frame readout is supported in imaging mode. As of APT v. 26.1, subarray options are no longer offered in the NIRISS imaging template.
NIRCam Grism Time Series Template APT GuideSeptember 28, 2017Updated the TA figure to include the FULL array field points.
NIRCam Time Series Template APT GuideSeptember 28, 2017Updated location of the TA subarray
JWST ETC NIRISS Target AcquisitionSep 27, 2017Updated for ETC v1.3
Fine Guidance Sensor, FGSSeptember 26, 2017FGS pointing accuracy changed from 0.68" to 0.45"
NIRCam GrismsSeptember 25, 2017Edited information to match recent paper (
Greene, T. et al. 2017, JATIS, 035001)
NIRCam Wide Field Slitless SpectroscopySeptember 25, 2017Edited information to match recent paper (
Greene, T. et al. 2017, JATIS, 035001)
NIRCam Grism Time SeriesSeptember 25, 2017Edited information to match recent paper (
Greene, T. et al. 2017, JATIS, 035001)
NIRCam Detector PerformanceSeptember 20, 2017Updated LW dark current
NIRCam Detector PerformanceAugust 16, 2017Clarified text in Gain section. Fixed several typos.
NIRCam Wide Field Slitless Spectroscopy DithersAugust 11, 2017fixed broken WFSS link
NIRCam Time-Series ObservationsAugust 11, 2017fixed broken time series link
NIRCam Detector PerformanceAugust 07, 2017fixed link in References
JWST Slitless SpectroscopyAugust 7, 2017Figure 1 updated
Absolute Flux CalibrationAugust 4, 2017Table 1, 3 updated
Replaced Figure 1
Updated references
JWST Position Angles, Ranges, and OffsetsAugust 3, 2017Figure 2 updated
JWST Coronagraphic Visibility Tool HelpAugust 2, 2017Figures 1, 2, 3, 4, 5, and 6 updated
NIRSpec MPT - Manual PlannerJuly 26, 2017Modified warning in MPT Section 4: Pointing/config setup
NIRSpec MPT - Manual PlannerJuly 26, 2017Modified warning in MPT Section 4: Pointing/config setup
NIRISS Target AcquisitionJuly 17, 2017Table 1 updated
NIRSpec Calibration Reference FilesJuly 15, 2017Tables 1, 3, and 4
NIRISS Calibration Reference FilesJuly 15, 2017Tables 1, 3, and 5
NIRCam Calibration Reference FilesJuly 15, 2017Tables 1, 3, 4, and 5
MIRI Calibration Reference FilesJuly 15, 2017Tables 1, 2, 3, and 6
NIRCam Standard Subpixel DithersJuly 13, 2017Updated pixel scale values.
NIRCam DetectorsJuly 13, 2017Updated pixel scale values
NIRCam ImagingJuly 13, 2017Pixel scale values updated
NIRCam Observing ModesJuly 13, 2017Updated pixel scale values
NIRCam OverviewJuly 13, 2017Updated pixel scale values.
NIRSpec MOS Dither and Nod PatternsJuly 12, 2017Added fixed and flexible dither figures
NIRSpec Fixed Slits SpectroscopyJuly 10, 2017Figure 1 was changed.
NIRSpec MPT - PlansJuly 6, 2017Added Video 1: Plan description and pointings
Added video 2: Aladin viewer
Added video: Using the Aladin viewer in MPT
NIRSpec MPT - PlansJuly 6, 2017Added Video 1: Plan description and pointings
Added video 2: Aladin viewer
Added video: Using the Aladin viewer in MPT
NIRSpec MPT - PlannerJuly 5, 2017Added video 2: Slit and dither setup
Added video 3: Exposure setup, search grid, and parameters
NIRSpec MPT - PlannerJuly 5, 2017Added video 2: Slit and dither setup
Added video 3: Exposure setup, search grid, and parameters
NIRSpec IFU SpectroscopyJune 30, 2017Table 1 updated
NIRSpec Multi-Object SpectroscopyJune 30, 2017New and updated figures
MIRI MRS DitheringJune 22, 2017Revisions for MRS optical distortions from simulated and ground test data
MIRI Medium-Resolution SpectroscopyJune 22, 2017Added figures and table, updated text
NIRCam Imaging APT TemplateJune 20, 2017Clarified that Primary Dithers NONE may be recommended in some cases.
NIRCam Detector Readout PatternsJune 20, 2017Updated explanation of exposure times
NIRCam Imaging Template APT GuideJune 20, 2017Clarified that Primary Dithers NONE may be recommended in some cases.
NIRISS OverviewJune 17, 2017Updated Table 3, SOSS saturation limits
JWST APT Smart AccountingJune 14, 2017Changes to section “Smart accounting”
Removed Table 1, replaced with Figure 3
JWST APT Mosaic PlanningJune 14, 2017Figure 2 and caption updated
Figure 3 updated
Figure 4 updated
JWST APT Coordinated Parallel ObservationsJune 14, 2017Added some “warning” information related to APT 25.1
JWST APT ObservationsJune 14, 2017New figure 2 added
JWST APT Help FeaturesJune 13, 2017Added tables with links to text help and video in section “APT training”
JWST APT Coronagraphic Sequence ExamplesJune 13, 2017Figures 2, 8 updated
NIRISS Aperture Masking InterferometryJune 12, 2017Minor updates to text
JWST APT Simple Mosaic ExampleJune 12, 2017Figures 2, 5, 7, and 8 updated
NIRCam Small Grid DithersJune 6, 2017Added Figure 1
NIRCam Coronagraphic Occulting Masks and Lyot StopsJune 2, 2017Added figures: transmission vs. radius
NIRCam Grism Time SeriesJune 1, 2017Minor changes
Fine Guidance Sensor, FGSMay 31, 2017Replaced 1" requirement (each axis) with 0.68" estimate (radial)
JWST Pointing PerformanceMay 31, 2017Added radial uncertainties
MIRI Detector Readout FastMay 30, 2017Figure updated
JWST ETC Imaging Aperture Photometry StrategyMay 26, 2017additional text about background
JWST ETC Defining a New SourceMay 26, 2017Modifications in section "Defining the properties of the new source"
NIRCam Coronagraphic ImagingMay 25, 2017New Figure 2
JWST ETC IFU Nod in Scene and IFU Nod off Scene StrategyMay 24, 2017updates to text
MIRI Coronagraphic Imaging Target AcquisitionMay 18, 2017Content updates
Background-Limited JWST ObservationsMay 17, 2017Added more information in section “How to request low background for background-limited observations”
How JWST Backgrounds VaryMay 17, 2017Added more information in section “How to request low background for background-limited observations”
JWST Background ModelMay 17, 2017Added more information in section “How to request low background for background-limited observations”
NIRSpec IFU Spectroscopy APT TemplateMay 16, 2017Figure 1 updated
New Figure 2
Figure 4 updated
Minor updates to Table 1
NIRSpec IFU Spectroscopy Template APT GuideMay 16, 2017Figure 1 updated
New Figure 2
Figure 4 updated
Minor updates to Table 1
NIRSpec Bright Object Time-Series APT TemplateMay 15, 2017Figure 1 updated
BOTS template section 1 updated
Figure 3 updated
Minor updates to Table 1
NIRSpec Fixed Slit Spectroscopy APT TemplateMay 15, 2017Figure 1 updated
Figure 2 updated
Minor updates to Table 2
NIRSpec Bright Object Time Series Template APT GuideMay 15, 2017Figure 1 updated
BOTS template section 1 updated
Figure 3 updated
Minor updates to Table 1
NIRSpec Fixed Slit Spectroscopy Template APT GuideMay 15, 2017Figure 1 updated
Figure 2 updated
Minor updates to Table 2
JWST APT ObservationsMay 12, 2017Figures 1 and 2 modified
MIRI LRS TSOsMay 9, 2017Some content was updated
MIRI MRS Target AcquisitionMay 09, 2017Introduction: Specifying that F770W is an available filter for TA.
Figure 1: Specification of the axes and MRS reference frame.
Specification of the MRS ROI, including its size and mid-point.
JWST ETC StrategiesMay 5, 2017Updated for ETC v1.3.
Background-Limited JWST ObservationsApril 25, 2017Replaced Figure 3
Added Figure 4
Added text in section "how backgrounds are treated by planning system"
How JWST Backgrounds VaryApril 25, 2017Replaced Figure 3
Added Figure 4
Added text in section "how backgrounds are treated by planning system"
JWST Background ModelApril 25, 2017Replaced Figure 3
Added Figure 4
Added text in section "how backgrounds are treated by planning system"
NIRISS Single Object Slitless SpectroscopyApril 19, 2017Minor modifications to content
NIRCam Small Grid DithersApril 19, 2017Added Tables 1 and 2
MIRI Filters and DispersersMarch 31, 2017Table 3 was updated
JWST Astronomers Proposal Tool OverviewMarch 28, 2017Figure 3 updated
NIRISS Aperture Masking InterferometryMarch 21, 2017Mostly additional text to introduction
NIRCam Wide Field Slitless SpectroscopyMarch 21, 2017New sections on out-of-field sources and direct imaging
NIRCam AperturesFebruary 27, 2017corrected aperture B3 vertex coordinates V2_1, V2_2, V2_3, V2_4
JWST Astronomers Proposal Tool OverviewFebruary 22, 2017Significant changes to text
NIRISS-Specific Time-Series ObservationsFebruary 15, 2017Added link to ExoPlanet Characterization Tool Kit Contamination & Visibility Calculator
NIRISS OverviewJanuary 26, 2017Updated several tables and figures
NIRCam InstrumentationJanuary 16, 2017Updated grism resolution
NIRCam OverviewJanuary 16, 2017Updated grism resolution