Issues

• Lazily load columns with DataLink content

  enhancement
  astronomy-commons/hats#774 · Filter by author delucchi-cmu opened on Oct 22, 2026

• Switch formatting and linting to ruff

  enhancement
  astronomy-commons/hats#772 · Filter by author delucchi-cmu opened on Oct 20, 2026

• Support essential storage options in URI given by *.properties files

  astronomy-commons/hats#769 · Filter by author hombit opened on Oct 16, 2026
  1

• Remove properties file

  astronomy-commons/hats#760 · Filter by author delucchi-cmu opened on Oct 5, 2026

• Change hats.properties creation time to UTC, in ISO 8601 format

  buggood first issue
  astronomy-commons/hats#754 · Filter by author hombit opened on Sep 30, 2026
  1

• Support multi-core extensions

  data-federation
  astronomy-commons/hats#740 · Filter by author camposandro opened on Sep 4, 2026

• Extend association catalogs to support multiple catalog association

  data-federationenhancement
  astronomy-commons/hats#739 · Filter by author hombit opened on Sep 4, 2026

• Validate version for extension mirrors

  data-federation
  astronomy-commons/hats#738 · Filter by author camposandro opened on Sep 3, 2026

• Create and validate catalog checksum

  data-federation
  astronomy-commons/hats#737 · Filter by author camposandro opened on Sep 3, 2026

• Refactor split_to_row_groups() for general usage

  interface
  astronomy-commons/hats#731 · Filter by author csestili opened on Aug 27, 2026
  2

• Better define what hats_primary_table_url should contain

  data-federationquestion
  astronomy-commons/hats#723 · Filter by author smcguire-cmu opened on Jul 29, 2026
  

• Core & Extension Catalogs: hats support

  data-federation
  astronomy-commons/hats#721 · Filter by author dougbrn opened on Jul 24, 2026
  

• Add pylint's pylint.extensions.docparams plugin

  astronomy-commons/hats#707 · Filter by author hombit opened on Jul 15, 2026
  1

• New HTML Representation on data.lsdb.io still contains <'PATH'> in open catalog code block

  buggood first issue
  astronomy-commons/hats#702 · Filter by author MayoKashyap opened on Jul 9, 2026

• Speed up per_partition_statistics method

  bug
  astronomy-commons/hats#701 · Filter by author delucchi-cmu opened on Jul 9, 2026
  1

  

• Validation should check against more of the hats.properties

  enhancement
  astronomy-commons/hats#691 · Filter by author delucchi-cmu opened on Jun 24, 2026
  

• Testing with plot_density or plot_healpix_map leads to Timeout

  performance
  astronomy-commons/hats#684 · Filter by author MayoKashyap opened on Jun 10, 2026

• Index Catalog should use pq.write_table() instead of data.to_parquet()

  astronomy-commons/hats#680 · Filter by author MayoKashyap opened on Jun 8, 2026
  1

• Can we have over-sampled skymap.fits?

  enhancement
  astronomy-commons/hats#660 · Filter by author delucchi-cmu opened on Apr 27, 2026
  1

• Support read_hats with an IVO ID

  data-federationenhancement
  astronomy-commons/hats#654 · Filter by author delucchi-cmu opened on Mar 30, 2026

• Add tests / test data with more dense regions

  bug
  astronomy-commons/hats#645 · Filter by author delucchi-cmu opened on Mar 4, 2026

• VOParquet metadata for DP1 object catalog

  blockedquestion
  astronomy-commons/hats#575 · Filter by author delucchi-cmu opened on Oct 23, 2025
  4

  

• Column name utilities shared between LSDB and hats-import.

  astronomy-commons/hats#572 · Filter by author delucchi-cmu opened on Oct 21, 2025
  1

  

• Use native pyarrow filesystems when possible

  performance
  astronomy-commons/hats#541 · Filter by author hombit opened on Aug 20, 2025
  

• Migrate margin code to use cds-healpix

  astronomy-commons/hats#400 · Filter by author delucchi-cmu opened on Oct 28, 2024