Issues

• sextractor_runner runs dual-image mode with the same image twice, changing measurements

  CosmoStat/shapepipe#936 · Filter by author cailmdaley opened on Oct 1, 2026

• Faint limit for PSF stars: FWHM stops separating stars from galaxies past ~21 mag

  CosmoStat/shapepipe#935 · Filter by author cailmdaley opened on Oct 1, 2026

• Check that sim-side tile SExtractor reproduces the DR6 detections data uses

  CosmoStat/shapepipe#929 · Filter by author cailmdaley opened on Sep 30, 2026
  1

• PSF-star FWHM mode is noise-dominated and moves with the preselection

  CosmoStat/shapepipe#928 · Filter by author cailmdaley opened on Sep 30, 2026

• Questions and uncertainties about Stephen Gwyn's official DR6 SExtractor run

  CosmoStat/shapepipe#924 · Filter by author cailmdaley opened on Sep 29, 2026

• Pin PSFEx's compiled-in SAMPLE_* candidate cuts explicitly in default.psfex

  CosmoStat/shapepipe#919 · Filter by author cailmdaley opened on Sep 26, 2026

• mask_query.flag_positions treats every negative map value as off-coverage

  CosmoStat/shapepipe#914 · Filter by author cailmdaley opened on Sep 26, 2026

• interpsfex returns a single basis image for a constant (no POLDEG1) PSF model

  CosmoStat/shapepipe#913 · Filter by author cailmdaley opened on Sep 26, 2026

• final_cat.param requests IMAFLAGS_ISO that the unmasked tile chain never produces; sp_validation cuts on it

  CosmoStat/shapepipe#912 · Filter by author cailmdaley opened on Sep 26, 2026

• Exclude the redundant dateline tiles and high-Dec tiles from the DR6 shape catalogue

  CosmoStat/shapepipe#900 · Filter by author cailmdaley opened on Sep 24, 2026

• One ShapePipe workflow for data and image sims

  CosmoStat/shapepipe#891 · Filter by author cailmdaley opened on Sep 12, 2026
  1

  

• Weighted vs unweighted m-bias disagree in the latest image-sim runs

  CosmoStat/shapepipe#885 · Filter by author cailmdaley opened on Sep 8, 2026
  4

  

• Emit the instrument flags as a healsparse defect map for the survey footprint

  CosmoStat/shapepipe#878 · Filter by author cailmdaley opened on Aug 31, 2026

• Make image simulations available

  CosmoStat/shapepipe#870 · Filter by author martinkilbinger opened on Aug 21, 2026
  

• Run MLCal on UNIONS

  CosmoStat/shapepipe#861 · Filter by author martinkilbinger opened on Jul 24, 2026
  

• Validate bright-star mask sizes via tangential shear around stars

  CosmoStat/shapepipe#851 · Filter by author cailmdaley opened on Jul 16, 2026

• Masking unification: external healsparse masks throughout ShapePipe

  enhancement
  CosmoStat/shapepipe#845 · Filter by author cailmdaley opened on Jul 16, 2026
  2

  

• Star-catalogue depth (r<22→r<23) and PSF-selection bias from flux-radius cut

  CosmoStat/shapepipe#840 · Filter by author cailmdaley opened on Jul 15, 2026
  

• Scale the v2 pipeline on Nibi to an area large enough for 2-pt statistics

  CosmoStat/shapepipe#838 · Filter by author cailmdaley opened on Jul 15, 2026 · First run on data (Nibi)
  

• Merge shape + photometry masks by intersection; build N(x)/randoms mask

  CosmoStat/shapepipe#837 · Filter by author cailmdaley opened on Jul 15, 2026

• Investigate shear-noise/resolution anomaly on simple Gaussian non-grid sims

  CosmoStat/shapepipe#834 · Filter by author cailmdaley opened on Jul 15, 2026

• A/B: azgauss vs fitgauss metacal reconvolution kernel

  CosmoStat/shapepipe#830 · Filter by author cailmdaley opened on Jul 14, 2026

• A/B: 4-fold weight symmetrisation — shape impact and S/N cost

  CosmoStat/shapepipe#815 · Filter by author cailmdaley opened on Jul 12, 2026

• A/B: BLEND_HANDLING = uberseg vs noisefill — do the FLAGS=2 B-modes go away?

  CosmoStat/shapepipe#814 · Filter by author cailmdaley opened on Jul 12, 2026
  

• A/B validation of off-by-default shape-measurement options

  CosmoStat/shapepipe#813 · Filter by author cailmdaley opened on Jul 12, 2026
  1