Issues

• Mismatch between simulated sky levels for DP2 visits vs measured skylevels

  LSSTDESC/imSim#519 · Filter by author jchiang87 opened on Aug 13, 2026

• FFT diffraction doesn't include circle sources from the geometry

  LSSTDESC/imSim#512 · Filter by author welucas2 opened on Mar 17, 2026

• Incorrect normalization in directed_dist()

  LSSTDESC/imSim#506 · Filter by author welucas2 opened on Feb 2, 2026
  6

• Add VINGETTE and VING_MIN to headers

  LSSTDESC/imSim#501 · Filter by author gmegh opened on Dec 10, 2025
  2

• Deprecated installation instructions with mambaforge

  LSSTDESC/imSim#486 · Filter by author ageliina opened on May 6, 2025
  1

• Add ComCam height maps.

  enhancementRealism
  LSSTDESC/imSim#483 · Filter by author cwwalter opened on Nov 19, 2024

• Disambiguate RoTelPos, RotSkyPos, ROTPA etc

  bug
  LSSTDESC/imSim#482 · Filter by author cwwalter opened on Nov 19, 2024

• artifacts around bright stars

  LSSTDESC/imSim#481 · Filter by author esheldon opened on Sep 9, 2024
  6

• Revisit tree ring amplitudes for LSSTCam simulations

  LSSTDESC/imSim#474 · Filter by author jchiang87 opened on May 16, 2024
  1

• New WCS type?

  LSSTDESC/imSim#462 · Filter by author esheldon opened on Apr 11, 2024
  5

• Apply DCR for faint objects

  LSSTDESC/imSim#455 · Filter by author rmjarvis opened on Mar 21, 2024
  1

• feature request: Output image background level and variance

  LSSTDESC/imSim#442 · Filter by author esheldon opened on Jan 10, 2024
  8

• Ops Rehearsal #3 ComCam simulation tracking issue.

  LSSTDESC/imSim#431 · Filter by author cwwalter opened on Oct 27, 2023
  2

• Properly deal with bright defocused objects

  bug
  LSSTDESC/imSim#412 · Filter by author cwwalter opened on Aug 29, 2023 · imSim 2.0
  3

• Make a PSF object type which is a call to a PIFF object

  enhancement
  LSSTDESC/imSim#404 · Filter by author cwwalter opened on Aug 15, 2023 · imSim 2.1
  5

• Add skyCatalog test for object position test.

  LSSTDESC/imSim#397 · Filter by author cwwalter opened on Aug 3, 2023
  1

• Invalidate checkpoint files when config dict changes

  LSSTDESC/imSim#382 · Filter by author rmjarvis opened on Jul 20, 2023
  1

• Consistent application of vignetting with and without using RubinOptics

  LSSTDESC/imSim#374 · Filter by author jchiang87 opened on Jul 11, 2023 · imSim 2.1
  2

  

• Add sensor fringing induced by atmospheric excitation lines

  RealismSensor
  LSSTDESC/imSim#362 · Filter by author cwwalter opened on Jun 26, 2023 · imSim 2.0
  

• Correctly apply relevant effects to specific sensor types

  RealismSensor
  LSSTDESC/imSim#354 · Filter by author cwwalter opened on Jun 9, 2023 · imSim 2.1
  2

• Enable instance catalogs and skyCatalogs to be used together

  enhancementNew Feature
  LSSTDESC/imSim#286 · Filter by author jchiang87 opened on Aug 18, 2022

• Simulate the AuxTel

  enhancementOptics Model
  LSSTDESC/imSim#271 · Filter by author cwwalter opened on Apr 28, 2022
  2

• Re-orient parallelization strategy.

  Redesign
  LSSTDESC/imSim#244 · Filter by author cwwalter opened on Apr 8, 2020 · imSim 2.1

• Simulate the CBP

  help wantedNew FeatureOptics Model
  LSSTDESC/imSim#210 · Filter by author cwwalter opened on Feb 13, 2019
  3

• Add option to write extended truth information.

  enhancement
  LSSTDESC/imSim#208 · Filter by author cwwalter opened on Feb 13, 2019
  1