###################################
Tickets Addressed in Release 18.0.0
###################################

- `DM-1448 <https://jira.lsstcorp.org/browse/DM-1448>`_: Move code for mock images into afw so it reusable. [ip_isr]
- `DM-2579 <https://jira.lsstcorp.org/browse/DM-2579>`_: Calling AliasMap::get("") can return incorrect results [afw]
- `DM-2891 <https://jira.lsstcorp.org/browse/DM-2891>`_: meas.algorithms.utils uses measurement algorithms that are no longer available [meas_algorithms]
- `DM-2944 <https://jira.lsstcorp.org/browse/DM-2944>`_: SourceMeasurementTask still referenced in our stack [ip_diffim, meas_algorithms, meas_deblender, pipe_tasks]
- `DM-3655 <https://jira.lsstcorp.org/browse/DM-3655>`_: LSST_CFG_PATH support broken because of recent sconsUtils change [sconsUtils]
- `DM-10242 <https://jira.lsstcorp.org/browse/DM-10242>`_: Stop using astrometry_net by default [obs_cfht, obs_ctio0m9, obs_decam, obs_lsst, obs_subaru, pipe_tasks]
- `DM-10800 <https://jira.lsstcorp.org/browse/DM-10800>`_: Merge matcherSourceSelector and matcherPessimisticSourceSelector [meas_algorithms, meas_astrom, obs_ctio0m9]
- `DM-10826 <https://jira.lsstcorp.org/browse/DM-10826>`_: fix jointcal collectRefStar handling of position errors [jointcal, obs_decam, obs_lsst, obs_subaru]
- `DM-11397 <https://jira.lsstcorp.org/browse/DM-11397>`_: Remove twinkles1 jointcal testdata and tests [jointcal, testdata_jointcal]
- `DM-12384 <https://jira.lsstcorp.org/browse/DM-12384>`_: exit/raise when data is less than parameters [jointcal]
- `DM-13053 <https://jira.lsstcorp.org/browse/DM-13053>`_: allow refcat selection improve fitting [jointcal]
- `DM-13180 <https://jira.lsstcorp.org/browse/DM-13180>`_: Specifications without corresponding metric in verify_metrics [validate_drp, verify_metrics]
- `DM-13432 <https://jira.lsstcorp.org/browse/DM-13432>`_: Remove all explicit imports of ds9 [afw, ip_diffim, ip_isr, meas_algorithms, meas_astrom, meas_base, meas_extensions_astrometryNet, meas_extensions_photometryKron, meas_extensions_psfex, obs_cfht, obs_subaru, pipe_tasks, synpipe]
- `DM-13567 <https://jira.lsstcorp.org/browse/DM-13567>`_: Add tests to ap_pipe [ap_pipe]
- `DM-13757 <https://jira.lsstcorp.org/browse/DM-13757>`_: enable jointcal config writing [jointcal, obs_base]
- `DM-14459 <https://jira.lsstcorp.org/browse/DM-14459>`_: Add check to (Posix)Datastore that prevents silent overwrite [daf_butler]
- `DM-15004 <https://jira.lsstcorp.org/browse/DM-15004>`_: Upgrading display_ds9 to numpydoc status  [display_ds9]
- `DM-15374 <https://jira.lsstcorp.org/browse/DM-15374>`_: Per dataset allow/deny lists for datastores [daf_butler]
- `DM-15450 <https://jira.lsstcorp.org/browse/DM-15450>`_: Update deprecated use of time.clock() [pipe_base]
- `DM-15514 <https://jira.lsstcorp.org/browse/DM-15514>`_: Write insertFakeObjectsTask to add fake sources for QA purposes. [meas_base, obs_base, obs_subaru, pipe_tasks]
- `DM-15683 <https://jira.lsstcorp.org/browse/DM-15683>`_: Add tests for ip_isr/isrTask [ip_isr]
- `DM-16268 <https://jira.lsstcorp.org/browse/DM-16268>`_: Rewrite meas_extensions_ngmix for better functionality and upstream collaboration [obs_base]
- `DM-16292 <https://jira.lsstcorp.org/browse/DM-16292>`_: Calibration products need more metadata [astro_metadata_translator, pipe_drivers]
- `DM-16429 <https://jira.lsstcorp.org/browse/DM-16429>`_: Ensure WCS (and other Exposure components) are retrieved properly when loaded individually [obs_base]
- `DM-16501 <https://jira.lsstcorp.org/browse/DM-16501>`_: Propagate calexp_fakes through skyCorrection and coaddDriver [pipe_drivers]
- `DM-16536 <https://jira.lsstcorp.org/browse/DM-16536>`_: Migrate all metrics from ap.verify.measurements [ap_association, ap_verify, ip_diffim, verify, verify_metrics]
- `DM-16539 <https://jira.lsstcorp.org/browse/DM-16539>`_: Add level of indirection betwen calib identifier and exposure range in schema [ctrl_mpexec, daf_butler, ip_isr, obs_subaru, pipe_base, pipe_tasks]
- `DM-16606 <https://jira.lsstcorp.org/browse/DM-16606>`_: ap_pipe should not create DB automatically [ap_pipe, ap_verify, dax_ppdb]
- `DM-16699 <https://jira.lsstcorp.org/browse/DM-16699>`_: Initial atmospec development work [obs_base, obs_lsst]
- `DM-16702 <https://jira.lsstcorp.org/browse/DM-16702>`_: Add reference stars to fgcmcal fit as an option [fgcm, fgcmcal, obs_base]
- `DM-16736 <https://jira.lsstcorp.org/browse/DM-16736>`_: Let MetricsControllerTask store application-specific metadata [verify]
- `DM-16859 <https://jira.lsstcorp.org/browse/DM-16859>`_: Convert afw.fits to numpydoc [afw]
- `DM-16925 <https://jira.lsstcorp.org/browse/DM-16925>`_: Provide backwards-compatibility with Calib API [afw]
- `DM-17004 <https://jira.lsstcorp.org/browse/DM-17004>`_: JointcalRunner.__call__ not receiving "butler" in kwargs [jointcal]
- `DM-17025 <https://jira.lsstcorp.org/browse/DM-17025>`_: Improve filename template mechanisms in PosixDatastore and Butler [daf_butler]
- `DM-17029 <https://jira.lsstcorp.org/browse/DM-17029>`_: Update LoadReferenceObjectsTask to output fluxes in nanojansky [jointcal, meas_algorithms, meas_extensions_astrometryNet, pipe_tasks, testdata_jointcal]
- `DM-17074 <https://jira.lsstcorp.org/browse/DM-17074>`_: Bad pixel masking log message unneeded when nothing masked [ip_isr]
- `DM-17248 <https://jira.lsstcorp.org/browse/DM-17248>`_: ap_verify should create .json files in the workspace by default [ap_verify]
- `DM-17413 <https://jira.lsstcorp.org/browse/DM-17413>`_: Investigate performance of background tweak during dynamic detection [meas_algorithms]
- `DM-17426 <https://jira.lsstcorp.org/browse/DM-17426>`_: Improve full-visit sky subtraction [obs_subaru, pipe_drivers]
- `DM-17427 <https://jira.lsstcorp.org/browse/DM-17427>`_: Incorporate Goulding bright star masks [pipe_tasks]
- `DM-17428 <https://jira.lsstcorp.org/browse/DM-17428>`_: Allow rotation before interpolating on coadd [obs_subaru, pipe_tasks]
- `DM-17429 <https://jira.lsstcorp.org/browse/DM-17429>`_: PSFs on coadds are narrower than in model [obs_subaru]
- `DM-17431 <https://jira.lsstcorp.org/browse/DM-17431>`_: Peak culling is removing real sources [afw]
- `DM-17521 <https://jira.lsstcorp.org/browse/DM-17521>`_: Add warning when ap_pipe skips association [ap_pipe]
- `DM-17522 <https://jira.lsstcorp.org/browse/DM-17522>`_: Write getting started notes on ip_diffim [ip_diffim, pipe_tasks]
- `DM-17528 <https://jira.lsstcorp.org/browse/DM-17528>`_: Quantify impact of variable seeing on current DCR correction [ip_diffim]
- `DM-17562 <https://jira.lsstcorp.org/browse/DM-17562>`_: Broken links in afw doxygen [afw]
- `DM-17654 <https://jira.lsstcorp.org/browse/DM-17654>`_: PPDB Scaling Test in Google Cloud [dax_ppdb]
- `DM-17663 <https://jira.lsstcorp.org/browse/DM-17663>`_: Make Registry table names lowercase [daf_butler, ip_isr, meas_base, obs_base, obs_subaru, pipe_tasks, skymap]
- `DM-17757 <https://jira.lsstcorp.org/browse/DM-17757>`_: Key error when trying to use pipetask to output pipeline/quantum graph and then read it. [meas_base, pex_config]
- `DM-17830 <https://jira.lsstcorp.org/browse/DM-17830>`_: Investigate color-dependent offsets from ref cat in jointcal vs. meas_mosaic [jointcal]
- `DM-17845 <https://jira.lsstcorp.org/browse/DM-17845>`_: Fix warnings in image coaddition [pipe_tasks]
- `DM-17866 <https://jira.lsstcorp.org/browse/DM-17866>`_: Support BOT data gen 2 ingest once data exists [obs_lsst]
- `DM-17875 <https://jira.lsstcorp.org/browse/DM-17875>`_: DESC config updates for DC2 stars only refererence catalog [obs_lsst]
- `DM-17912 <https://jira.lsstcorp.org/browse/DM-17912>`_: gen3 ip_isr can attempt to remove a non-existant dataset, causing KeyError [ip_isr]
- `DM-17932 <https://jira.lsstcorp.org/browse/DM-17932>`_: Validate object type when reading pipeline or graph from pickle [ctrl_mpexec]
- `DM-17950 <https://jira.lsstcorp.org/browse/DM-17950>`_: Make Schema picklable [afw]
- `DM-17956 <https://jira.lsstcorp.org/browse/DM-17956>`_: Add option to output chi2 files at each outer fit iteration [jointcal]
- `DM-17981 <https://jira.lsstcorp.org/browse/DM-17981>`_: Create heterogenous map [afw]
- `DM-18022 <https://jira.lsstcorp.org/browse/DM-18022>`_: meas_modelfit test_truncatedGaussian.py failure using bleed environment [meas_modelfit]
- `DM-18051 <https://jira.lsstcorp.org/browse/DM-18051>`_: Get defect machinery working for the AuxTel [obs_base, obs_lsst]
- `DM-18065 <https://jira.lsstcorp.org/browse/DM-18065>`_: Bad logic in saturation interpolation config options [ip_isr]
- `DM-18067 <https://jira.lsstcorp.org/browse/DM-18067>`_: Add fluxMag0 PhotoCalib factory function [afw]
- `DM-18068 <https://jira.lsstcorp.org/browse/DM-18068>`_: Write pipe_analysis parquet tables as butler datasets  [obs_base]
- `DM-18167 <https://jira.lsstcorp.org/browse/DM-18167>`_: display_firefly needs to handle viewer_ids properly [display_firefly]
- `DM-18174 <https://jira.lsstcorp.org/browse/DM-18174>`_: constructFlat fails when image is identically zero [obs_subaru, pipe_drivers]
- `DM-18181 <https://jira.lsstcorp.org/browse/DM-18181>`_: Provide tool to validate datastore template configurations [daf_butler]
- `DM-18189 <https://jira.lsstcorp.org/browse/DM-18189>`_: Investigate mapping of ip_diffim dipole fields to DPDD [ap_association, dax_ppdb]
- `DM-18196 <https://jira.lsstcorp.org/browse/DM-18196>`_: Fix afw schema missmatch between ap_association and dax_ppdb [ap_association, dax_ppdb]
- `DM-18203 <https://jira.lsstcorp.org/browse/DM-18203>`_: numpy unicode warnings in readTextCatalogTask.py [meas_algorithms]
- `DM-18293 <https://jira.lsstcorp.org/browse/DM-18293>`_: Reduce FitTanSipWcsTask default order to 2 [meas_astrom, obs_ctio0m9, obs_decam, obs_lsst]
- `DM-18314 <https://jira.lsstcorp.org/browse/DM-18314>`_: Namespace confusion prevents use of MatchOptimisticB with singleFrameDriver [meas_astrom]
- `DM-18318 <https://jira.lsstcorp.org/browse/DM-18318>`_: Create initial subset of timeseries features for DIAObject [ap_association]
- `DM-18327 <https://jira.lsstcorp.org/browse/DM-18327>`_: Upgrade third-party coord package to version 1.1 [coord]
- `DM-18329 <https://jira.lsstcorp.org/browse/DM-18329>`_: Add jointcal templates to obs_lsst [obs_lsst]
- `DM-18352 <https://jira.lsstcorp.org/browse/DM-18352>`_: update allocateNodes.py with ability to start HTCondor with partitionable slots [ctrl_execute, ctrl_platform_lsstvc]
- `DM-18354 <https://jira.lsstcorp.org/browse/DM-18354>`_: afw test fails due to assertEqual on float [afw]
- `DM-18356 <https://jira.lsstcorp.org/browse/DM-18356>`_: Create Gen3 Butler Templates for ci_hsc pipeline [daf_butler]
- `DM-18367 <https://jira.lsstcorp.org/browse/DM-18367>`_: Get butler working with Oracle [ctrl_mpexec, daf_butler]
- `DM-18372 <https://jira.lsstcorp.org/browse/DM-18372>`_: w_2019_10 pipelines.lsst.io build failure (matchOptimisticB task refactoring) [meas_astrom]
- `DM-18387 <https://jira.lsstcorp.org/browse/DM-18387>`_: Write a task to make a visit->coadd match table  [obs_base]
- `DM-18393 <https://jira.lsstcorp.org/browse/DM-18393>`_: Add some needed features for testing at SLAC [afw, obs_base, obs_lsst]
- `DM-18394 <https://jira.lsstcorp.org/browse/DM-18394>`_: Crash when running ap_pipe on calexp templates [pipe_tasks]
- `DM-18400 <https://jira.lsstcorp.org/browse/DM-18400>`_: Number of matches is smaller than request [meas_astrom]
- `DM-18403 <https://jira.lsstcorp.org/browse/DM-18403>`_: CoaddPsf.getWcs(i) segfaults on i=getComponentCount() [meas_algorithms]
- `DM-18438 <https://jira.lsstcorp.org/browse/DM-18438>`_: Specify string lengths in PosixDatastoreRecords table [daf_butler]
- `DM-18488 <https://jira.lsstcorp.org/browse/DM-18488>`_: Update pyyaml to v5.x [daf_base, daf_persistence, pyyaml]
- `DM-18490 <https://jira.lsstcorp.org/browse/DM-18490>`_: Move TimingMetricTask to verify [ap_verify, verify]
- `DM-18531 <https://jira.lsstcorp.org/browse/DM-18531>`_: convert skyCorrection to gen3 pipelineTask [pipe_drivers]
- `DM-18544 <https://jira.lsstcorp.org/browse/DM-18544>`_: Add python-level deprecation warnings for Calib interface [afw]
- `DM-18551 <https://jira.lsstcorp.org/browse/DM-18551>`_: update ccdExposureId_bits in obs_lsst for imSim and phoSim [obs_lsst]
- `DM-18552 <https://jira.lsstcorp.org/browse/DM-18552>`_: Support for new brighter-fatter kernels reverted [ip_isr]
- `DM-18556 <https://jira.lsstcorp.org/browse/DM-18556>`_: Adapt visit and coadd qa analysis scripts to run on DESC DC2 outputs [obs_lsst]
- `DM-18565 <https://jira.lsstcorp.org/browse/DM-18565>`_: Fix artifacts at patch boundaries in DCR templates [ip_diffim]
- `DM-18575 <https://jira.lsstcorp.org/browse/DM-18575>`_: Update imsim and phosim configs for star+galaxy reference catalogs [obs_lsst]
- `DM-18576 <https://jira.lsstcorp.org/browse/DM-18576>`_: Issue warnings if translator methods are shadowed [astro_metadata_translator]
- `DM-18577 <https://jira.lsstcorp.org/browse/DM-18577>`_: Fix PosixDataStore naming [daf_butler, obs_subaru]
- `DM-18624 <https://jira.lsstcorp.org/browse/DM-18624>`_: speed up Table pickling [afw]
- `DM-18638 <https://jira.lsstcorp.org/browse/DM-18638>`_: Check for at least 2 visits in AMx metric calculation. [validate_drp]
- `DM-18643 <https://jira.lsstcorp.org/browse/DM-18643>`_: Move AstrometryTask source selection from "matcher" into AstrometryTask [meas_astrom, obs_cfht, obs_ctio0m9, obs_lsst, obs_subaru]
- `DM-18678 <https://jira.lsstcorp.org/browse/DM-18678>`_: Update to boost 1.69 [afw, boost, meas_base, meas_modelfit]
- `DM-18703 <https://jira.lsstcorp.org/browse/DM-18703>`_: constructFlat.py --config isr.doCrosstalkBeforeAssemble=False raises a LengthError exception [ip_isr]
- `DM-18708 <https://jira.lsstcorp.org/browse/DM-18708>`_: Investigate ingest problems with BOT data [astro_metadata_translator, obs_lsst]
- `DM-18735 <https://jira.lsstcorp.org/browse/DM-18735>`_: Convert dax_ppdb to use Pandas data frames (rather than afw::table) as an interface [dax_ppdb]
- `DM-18742 <https://jira.lsstcorp.org/browse/DM-18742>`_: Speed up DcrModel convergence [ip_diffim, pipe_tasks]
- `DM-18748 <https://jira.lsstcorp.org/browse/DM-18748>`_: Missing ExpTime in auxTel teststand images cause ingestImages.py to abort [astro_metadata_translator, obs_lsst]
- `DM-18754 <https://jira.lsstcorp.org/browse/DM-18754>`_: macOS Jenkins nodes need to change default matplotlib backend [validate_drp]
- `DM-18838 <https://jira.lsstcorp.org/browse/DM-18838>`_: Fix butlerRoot in OracleRegistry [daf_butler]
- `DM-18839 <https://jira.lsstcorp.org/browse/DM-18839>`_: Remove explicit registry close in the butler [ctrl_mpexec, daf_butler]
- `DM-18855 <https://jira.lsstcorp.org/browse/DM-18855>`_: Pex exceptions TypeError should not inherit from RuntimeError [pex_exceptions]
- `DM-18863 <https://jira.lsstcorp.org/browse/DM-18863>`_: Investigate and fix warnings in daf_butler [daf_butler]
- `DM-18864 <https://jira.lsstcorp.org/browse/DM-18864>`_: Update afw to support undefined values in FITS headers [afw]
- `DM-18885 <https://jira.lsstcorp.org/browse/DM-18885>`_: Log number of MeasuredStars in Associations [jointcal]
- `DM-18895 <https://jira.lsstcorp.org/browse/DM-18895>`_: Use std::ptrdiff_t as index type in jointcal Eigen objects [eigen, jointcal, jointcal_cholmod]
- `DM-18905 <https://jira.lsstcorp.org/browse/DM-18905>`_: Use safe YAML loading in dax_ppdb [dax_ppdb]
- `DM-18906 <https://jira.lsstcorp.org/browse/DM-18906>`_: Use safe YAML loading in verify [verify]
- `DM-18908 <https://jira.lsstcorp.org/browse/DM-18908>`_: Update baseline versions in EUPS stub packages for new conda env [astropy, matplotlib, numpy, python, scipy]
- `DM-18914 <https://jira.lsstcorp.org/browse/DM-18914>`_: Jenkins docs build failure [meas_base]
- `DM-19015 <https://jira.lsstcorp.org/browse/DM-19015>`_: HSC warp making is broken with doApplyUberCal=True [meas_mosaic]
- `DM-19075 <https://jira.lsstcorp.org/browse/DM-19075>`_: jointcal is ignoring ``writeChi2FilesOuterLoop`` [jointcal]
- `DM-19188 <https://jira.lsstcorp.org/browse/DM-19188>`_: Add system for reading header corrections from external files [astro_metadata_translator, obs_lsst]
- `DM-19236 <https://jira.lsstcorp.org/browse/DM-19236>`_: Remove errant cout when reading old Calibs [afw]
- `DM-19242 <https://jira.lsstcorp.org/browse/DM-19242>`_: Recent changes to afw compression broke macos builds [afw]
- `DM-19256 <https://jira.lsstcorp.org/browse/DM-19256>`_: Continue cameraGeom work to support BOT@SLAC [obs_lsst]
- `DM-19265 <https://jira.lsstcorp.org/browse/DM-19265>`_: Jacobian lost in meas_mosaic photometric solution [meas_mosaic]
- `DM-19270 <https://jira.lsstcorp.org/browse/DM-19270>`_: Set configs and lsstCamMapper.yaml for skyCorrection [obs_lsst]
- `DM-19271 <https://jira.lsstcorp.org/browse/DM-19271>`_: Add transactions to gen3 skymap registry [skymap]
- `DM-19272 <https://jira.lsstcorp.org/browse/DM-19272>`_: Make script for creating skymaps in gen3 bulter [pipe_tasks, skymap]
- `DM-19277 <https://jira.lsstcorp.org/browse/DM-19277>`_: Update HSC defects again [obs_subaru]
- `DM-19290 <https://jira.lsstcorp.org/browse/DM-19290>`_: Create an lsst.utils.deprecated that works with pybind11 [utils]
- `DM-19293 <https://jira.lsstcorp.org/browse/DM-19293>`_: Clean up photoCalib examples in docstrings [afw]
- `DM-19300 <https://jira.lsstcorp.org/browse/DM-19300>`_: Ignore ZQUANTIZ header keyword [afw]
- `DM-19303 <https://jira.lsstcorp.org/browse/DM-19303>`_: Disable writing postISRCCD [obs_subaru]
- `DM-19304 <https://jira.lsstcorp.org/browse/DM-19304>`_: Astrometric metric regression on CFHT [meas_astrom]
- `DM-19310 <https://jira.lsstcorp.org/browse/DM-19310>`_: Update the raft definitions for TS8 camera test stand [obs_lsst]
- `DM-19311 <https://jira.lsstcorp.org/browse/DM-19311>`_: Please update to pybind11 2.2.4 [pybind11]
- `DM-19320 <https://jira.lsstcorp.org/browse/DM-19320>`_: Restructure obs_subaru HSC configs for Gen3  [obs_subaru]
- `DM-19331 <https://jira.lsstcorp.org/browse/DM-19331>`_: Fix detector name for HSC [astro_metadata_translator]
- `DM-19366 <https://jira.lsstcorp.org/browse/DM-19366>`_: afw unit tests do not run on some platforms [afw]
- `DM-19371 <https://jira.lsstcorp.org/browse/DM-19371>`_: cameraGeom.showCamera applies nQuarter to processed images [afw]
- `DM-19372 <https://jira.lsstcorp.org/browse/DM-19372>`_: Produce warning message when QuantumGraph is empty [ctrl_mpexec]
- `DM-19373 <https://jira.lsstcorp.org/browse/DM-19373>`_: Add defect list support to butler gen 3 [daf_butler, ip_isr, meas_algorithms, obs_cfht, obs_subaru, pipe_tasks]
- `DM-19382 <https://jira.lsstcorp.org/browse/DM-19382>`_: Refactor and reorder ISR steps to support writing pre-interpolated pixels [ip_isr, obs_base, obs_decam, obs_lsst, obs_subaru, pipe_tasks]
- `DM-19383 <https://jira.lsstcorp.org/browse/DM-19383>`_: Fix BOT translator when DARKTIME is present [obs_lsst]
- `DM-19387 <https://jira.lsstcorp.org/browse/DM-19387>`_: Vectorize dimension entry addition to gen3 registry [daf_butler]
- `DM-19388 <https://jira.lsstcorp.org/browse/DM-19388>`_: Investigate timing of Pandas dax_ppdb interface [dax_ppdb]
- `DM-19393 <https://jira.lsstcorp.org/browse/DM-19393>`_: Fix HSC y stray-light lookup In Gen2 [ip_isr, obs_subaru]
- `DM-19404 <https://jira.lsstcorp.org/browse/DM-19404>`_: Make obs_cfht dependency in jointcal optional [jointcal]
- `DM-19409 <https://jira.lsstcorp.org/browse/DM-19409>`_: Add getCenter to Box2I [geom]
- `DM-19412 <https://jira.lsstcorp.org/browse/DM-19412>`_: Bad CCD rotations in visualizeVisit.py [pipe_drivers]
- `DM-19428 <https://jira.lsstcorp.org/browse/DM-19428>`_: Add eups python as a dependency of pybind11 [pybind11]
- `DM-19452 <https://jira.lsstcorp.org/browse/DM-19452>`_: jointcal should not depend on meas_extensions_astrometryNet [jointcal]
- `DM-19456 <https://jira.lsstcorp.org/browse/DM-19456>`_: fix docstring for PhotoCalib.calibrateCatalog [afw]
- `DM-19458 <https://jira.lsstcorp.org/browse/DM-19458>`_: FieldValidationError usage incorrect in many tasks [meas_algorithms, meas_extensions_psfex, pex_config]
- `DM-19461 <https://jira.lsstcorp.org/browse/DM-19461>`_: Investigate and possibly fix afw::table Record allocation performance` [afw]
- `DM-19467 <https://jira.lsstcorp.org/browse/DM-19467>`_: Add C++ iteration to GenericMap [afw]
- `DM-19485 <https://jira.lsstcorp.org/browse/DM-19485>`_: Fix length of instrument name in gen 3 butler schema [daf_butler]
- `DM-19506 <https://jira.lsstcorp.org/browse/DM-19506>`_: Adjust defect FITS files to be compatible with DS9 [meas_algorithms]
- `DM-19517 <https://jira.lsstcorp.org/browse/DM-19517>`_: Calculate the PSF for DCR coadds [pipe_tasks]
- `DM-19531 <https://jira.lsstcorp.org/browse/DM-19531>`_: Add option to include regions when ingesting gen3 images [obs_base]
- `DM-19535 <https://jira.lsstcorp.org/browse/DM-19535>`_: Move MakeBrighterFatterKernelTaskRunner to cp_pipe/pairedVisitTaskRunner [cp_pipe]
- `DM-19568 <https://jira.lsstcorp.org/browse/DM-19568>`_: Backwards-compatibility for maskPixelsFromDefectList is broken [ip_isr]
- `DM-19573 <https://jira.lsstcorp.org/browse/DM-19573>`_: Allow color outputs from compilers under scons [sconsUtils]
- `DM-19575 <https://jira.lsstcorp.org/browse/DM-19575>`_: Add Storable mixin to ExposureInfo components [afw]
- `DM-19583 <https://jira.lsstcorp.org/browse/DM-19583>`_: Investigate butler gen 3 configuration system [daf_butler]
- `DM-19585 <https://jira.lsstcorp.org/browse/DM-19585>`_: Fix length of instrument name in gen 3 butler schema (see also DM-19485) [daf_butler]
- `DM-19598 <https://jira.lsstcorp.org/browse/DM-19598>`_: Remove lsst.ap.verify.measurements automodapi statement [ap_verify]
- `DM-19614 <https://jira.lsstcorp.org/browse/DM-19614>`_: Write transmission curves in writeCuratedCalibrations [daf_butler, obs_subaru]
- `DM-19615 <https://jira.lsstcorp.org/browse/DM-19615>`_: Change raw storage class in isr task [daf_butler, ip_isr]
- `DM-19622 <https://jira.lsstcorp.org/browse/DM-19622>`_: Make PosixDatastore's internal table lowercase [daf_butler]
- `DM-19623 <https://jira.lsstcorp.org/browse/DM-19623>`_: Change sqlalchemy syntax in addDimensionEntryList [daf_butler]
- `DM-19627 <https://jira.lsstcorp.org/browse/DM-19627>`_: Add text file serialization to meas_algorithms Defects class [meas_algorithms]
- `DM-19638 <https://jira.lsstcorp.org/browse/DM-19638>`_: Create parent task/script for bootstrapping Gen3 repos [daf_butler, log, obs_base, obs_subaru]
- `DM-19641 <https://jira.lsstcorp.org/browse/DM-19641>`_: Use jointcal instead of meas_mosaic in obs_subaru HSC coaddition [obs_subaru]
- `DM-19660 <https://jira.lsstcorp.org/browse/DM-19660>`_: Bug? The PSF is not warped during image differencing [afw, ip_diffim]
- `DM-19664 <https://jira.lsstcorp.org/browse/DM-19664>`_: Set ``OBSTYPE`` rather than appending it [pipe_drivers]
- `DM-19670 <https://jira.lsstcorp.org/browse/DM-19670>`_: Writing missing docstrings and docstring updates in ip_diffim [ip_diffim]
- `DM-19671 <https://jira.lsstcorp.org/browse/DM-19671>`_: setConfigRoot sometimes needs to not update the root [daf_butler]
- `DM-19674 <https://jira.lsstcorp.org/browse/DM-19674>`_: Reading fringe exposure can modify a WCS in another exposure [astshim]
- `DM-19677 <https://jira.lsstcorp.org/browse/DM-19677>`_: Disable writing postISRCCDs in ProcessCcdTask [obs_decam, obs_subaru, pipe_tasks]
- `DM-19682 <https://jira.lsstcorp.org/browse/DM-19682>`_: Fix DAYOBS calculation and allow for gen2 header correction for ingest [astro_metadata_translator, obs_lsst]
- `DM-19693 <https://jira.lsstcorp.org/browse/DM-19693>`_: Generate correction files to patch up DAYOBS from 20190308_000139 to 20190329_000022 [obs_lsst]
- `DM-19694 <https://jira.lsstcorp.org/browse/DM-19694>`_: Make Defects presize internal tables. [meas_algorithms]
- `DM-19710 <https://jira.lsstcorp.org/browse/DM-19710>`_: Add astro_metadata_translator corrections for older HSC data [astro_metadata_translator]
- `DM-19717 <https://jira.lsstcorp.org/browse/DM-19717>`_: Add setup_module to ip_isr unit tests. [ip_isr]
- `DM-19720 <https://jira.lsstcorp.org/browse/DM-19720>`_: Change multiband.py to support meas_extensions_scarlet [pipe_drivers, pipe_tasks]
- `DM-19732 <https://jira.lsstcorp.org/browse/DM-19732>`_: remnant ip_isr debug statement left in [ip_isr]
- `DM-19752 <https://jira.lsstcorp.org/browse/DM-19752>`_: monowl string parse in gen2 butler ingest of ts8 data [obs_lsst]
- `DM-19755 <https://jira.lsstcorp.org/browse/DM-19755>`_: Add a check in CameraMapper for duplicate mappings [obs_base]
- `DM-19766 <https://jira.lsstcorp.org/browse/DM-19766>`_: DECam instcals fail to process with invalid DateTime [astro_metadata_translator, obs_subaru]
- `DM-19768 <https://jira.lsstcorp.org/browse/DM-19768>`_: Fix jointcal handling of coordinate errors [jointcal]
- `DM-19769 <https://jira.lsstcorp.org/browse/DM-19769>`_: Fix CmdLineTask --longlog time formatting [ap_pipe, ctrl_mpexec, pipe_base]
- `DM-19797 <https://jira.lsstcorp.org/browse/DM-19797>`_: Error from loadReferenceObjects with a Gen3 HSC-RC2 repo [meas_algorithms]
- `DM-19802 <https://jira.lsstcorp.org/browse/DM-19802>`_: Fix jointcal ra/dec bounding box calculations [jointcal]
- `DM-19808 <https://jira.lsstcorp.org/browse/DM-19808>`_: Avoid duplication in deferred prelight follow-up queries [daf_butler]
- `DM-19818 <https://jira.lsstcorp.org/browse/DM-19818>`_: Fix Gen3 Butler pickling broken on DM-19638 [daf_butler]
- `DM-19871 <https://jira.lsstcorp.org/browse/DM-19871>`_: Fix validity range end in Gen3 calibration bootstrapping [daf_butler, obs_base]
- `DM-19873 <https://jira.lsstcorp.org/browse/DM-19873>`_: Implement PropertySet.getitem and return get() [daf_base]
- `DM-19877 <https://jira.lsstcorp.org/browse/DM-19877>`_: Replace PropertySet.get with getScalar or getArray [obs_lsst, pipe_drivers, pipe_tasks]
- `DM-19884 <https://jira.lsstcorp.org/browse/DM-19884>`_: Add configs to __all__ in isrTask.py [ip_isr]
- `DM-19887 <https://jira.lsstcorp.org/browse/DM-19887>`_: Switch skymap to geom rather than afwGeom [skymap]
- `DM-19891 <https://jira.lsstcorp.org/browse/DM-19891>`_: Fix __eq__ for defects class [meas_algorithms]
- `DM-19902 <https://jira.lsstcorp.org/browse/DM-19902>`_: String representation of Observatory coordinates flips lat/lon [afw]
- `DM-19907 <https://jira.lsstcorp.org/browse/DM-19907>`_: Don't pad numerator with zeros in smoothArray during SkyCorrection [pipe_drivers]
- `DM-19916 <https://jira.lsstcorp.org/browse/DM-19916>`_: Investigate URI inconsistencies in daf_butler LocationFactory [daf_butler]
- `DM-19958 <https://jira.lsstcorp.org/browse/DM-19958>`_: Missing _mapper in Gen2 Butler repo gives confusing error [pipe_base]
- `DM-19971 <https://jira.lsstcorp.org/browse/DM-19971>`_: Fixup for tickets/DM-19272 [pipe_tasks]
- `DM-20008 <https://jira.lsstcorp.org/browse/DM-20008>`_: AuxTel translator in obs_lsst needs TSTART adjusted [obs_lsst]
- `DM-20019 <https://jira.lsstcorp.org/browse/DM-20019>`_: Fix pickling of String Fields [afw]
- `DM-20024 <https://jira.lsstcorp.org/browse/DM-20024>`_: BackgroundList.readFits doesn't close fits files [afw]