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Revision History

v1.3.2 (Oct 7, 2024)

  • Improved handling of LWBAR in nrc_hci and obs_hci classes. Specifically fixed double counting of PSF offsets along the bar.

v1.3.1 (Sept 19, 2024)

  • Fix index transformations between image and oversampled equivalent

v1.3.0 (Sept 19, 2024)

  • Bump to version 1.3.0 to attempt to fix PyPI upload issue

v1.2.2 (Sept 19, 2024)

  • Bug fix in charge migration to check to break out if no saturated pixels
  • Correctly crop stellar PSF in obs_hci class while generating slope image

v1.2.1 (May 24, 2024)

  • Bug fix for poppy requirement version. (should have been >1.1.0 rather than >1.2.0)

v1.2.0 (May 13, 2024)

  • Bring up to date with WebbPSF v1.2.0 and webbpsf_ext v1.2.0
  • Add analysis tools for PCA and NMF PSF subtraction
  • Add a number of simulation features to match flight performance

v1.0.4 (Dec 28, 2021)

  • check if im_star is int or float if not None
  • set nexposures = 1 for level1b using NIRCam() class function
  • deprecate nghxrg.py
  • add tutorial ipynb files
  • update api docs auto generation
  • use webbpsf_ext v1.0.4

v1.0.3 (Dec 23, 2021)

  • Minor updates to seamlessly generate new releases on PyPI and new docs on readthedocs

v1.0.1 (Dec 14, 2021)

  • Default OPD JWST_OTE_OPD_RevAA_prelaunch_predicted.fits

v1.0.0 (Nov 22, 2021)

  • Updates to work with WebbPSF v1 release candidate
  • Move PSF generation to new webbpsf_ext package (https://github.com/JarronL/webbpsf_ext)
  • Create DMS-like level1b FITS files using pipeline data models for imaging and coronagraphy
  • PSF coefficients now use Legendre polynomials by default
  • Create calibration files for each SCA (darks, IPC, noise, flats, linearity, etc)
  • Background roll-off at grism edges
  • SIAF-aware locations

v0.9.0beta (no release)

  • Updates to work with WebbPSF 0.9.0.
  • Start working on commissioning and DMS-like data
  • Add more advanced time-dependent detector effects
  • BEX model isochrones for low-mass companions from Linder et al (2019)
  • There was a pandemic...

v0.8.0beta (no release)

  • Updates to work with WebbPSF 0.8.0.
  • Phasing out support for Python 2
  • Add info on saturation limits in terms of surface brightness
  • Include option to create grism 2nd order
  • Detector pixel timing bugs
  • Field-dependent WFE extrapolated beyond FoV for better sampling diversity
  • Included field-dependent WFE for coronagraphy
  • Added wavelength dispersion of LW coronagraphic PSF

v0.7.0 (Jun 2018)

  • Did not make it out of development before WebbPSF 0.8.0 release.
  • Works with WebbPSF 0.7.0.
    • Field-dependent WFE
    • Image plane distortions
  • Implemented jwst_backgrounds (not required)

v0.6.5 (Mar 2018)

  • Fixed a critical bug where the off-axis PSF size was incorrect when performing WFE drift calculations.

v0.6.4 (Mar 2018)

  • Off-axis PSFs now get drifted in the same way as their on-axis counterparts.
  • Created an intermediate nrc_hci class to enable offsets of WFE drifted PSFs.

v0.6.3 (Mar 2018)

  • First PyPI release.
  • Effectively the same as 0.6.2, but better documentation of packaging and distributing.

v0.6.2 (Mar 2018)

  • Implemented coronagraphic wedges, including arbitrary offsets along bar
  • Renamed obs_coronagraphy to ~pynrc.obs_hci
    • Faster modeling of off-axis PSFs
    • Include coronagraphic features (e.g.: ND squares) in slope images
    • Roll subtracted images include option to use Roll1-Roll2
    • Fixed bug that was slowing down PSF convolution of disks
  • Can now generate docs directly from Jupyter notebooks using nbsphinx extension
  • Coronagraphic tutorials for docs
  • Create the source_spectrum class to fit spectra to observed photometry.

v0.6.0 (Dec 2017)

  • Support for Python 3 (mostly map, dict, and index fixes)
  • Updated code comments for sphinx and readthedocs documentation
  • Create setup.py install file
  • Modify grism PSF shapes due to aperture shape
  • Detector frames times based on ASIC microcode build 10
  • Headers for DMS data
  • Three major changes to PSF coefficients
    • coefficients based on module (SWA, SWB, LWA, LWB), rather than filter
    • WFE drift coefficient relations
    • field-dependent coefficient relation

v0.5.0 (Feb 2017)

  • Initial GitHub release
  • Match version numbering to WebbPSF equivalent
  • ND Acquisition mode
  • Ramp settings optimizer
  • Can now simulate ramps with detector noise
  • Query Euclid's IPAC server for time/position-dependent Zodiacal emission
  • Added example Jupyter notebooks

v0.1.2 (Jan 2017)

  • Observations subclass for coronagraphs and direct imaging

v0.1.1 (Sep 2016)

  • Add support for LW slitless grism
  • Add support for extended sources

v0.1.0 (Aug 2016)

  • Rewrite of SimNRC and rename pynrc
  • Object oriented multiaccum, DetectorOps, and NIRCam classes
  • Create separate detector instances in NIRCam class