Catalogs

Each Rubin alert is crossmatched against the reference catalogs below. A match is recorded when a catalog source lies within the crossmatch radius of the alert position.

The crossmatch itself runs on a remote Dask cluster; the version above is the LSDB client installed on this deployment.

Published column names are shown as the lowercased keys carried in the match payload published over Hopskotch.

gaia_dr3
Property Value
Source ID column source_id
Coordinate columns ra, dec
Published columns phot_g_mean_mag, phot_bp_mean_mag, phot_rp_mean_mag, phot_g_mean_flux_over_error, phot_bp_mean_flux_over_error, phot_rp_mean_flux_over_error, ra, dec, ra_error, dec_error, parallax, parallax_error, pmra, pmra_error, pmdec, pmdec_error, ref_epoch, classprob_dsc_combmod_star, classprob_dsc_combmod_galaxy, classprob_dsc_combmod_quasar, ruwe, astrometric_excess_noise, astrometric_excess_noise_sig
des_y6_gold
Property Value
Source ID column COADD_OBJECT_ID
Coordinate columns RA, DEC
Published columns wavg_mag_psf_g, wavg_mag_psf_r, wavg_mag_psf_i, wavg_mag_psf_z, wavg_mag_psf_y, wavg_magerr_psf_g, wavg_magerr_psf_r, wavg_magerr_psf_i, wavg_magerr_psf_z, wavg_magerr_psf_y, ra, dec, bdf_t, bdf_g_1, bdf_g_2, bdf_fracdev, dnf_z, dnf_zsigma, ext_mash, flags_gold, flags_foreground, flags_footprint, bdf_flags
delve_dr3_gold
Property Value
Source ID column COADD_OBJECT_ID
Coordinate columns RA, DEC
Published columns wavg_mag_psf_g, wavg_mag_psf_r, wavg_mag_psf_i, wavg_mag_psf_z, wavg_magerr_psf_g, wavg_magerr_psf_r, wavg_magerr_psf_i, wavg_magerr_psf_z, ra, dec, bdf_t, bdf_g_1, bdf_g_2, bdf_fracdev, dnf_z, dnf_zsigma, ext_mash, flags_gold, flags_foreground, flags_footprint, bdf_flags
skymapper_dr4
Property Value
Source ID column object_id
Coordinate columns raj2000, dej2000
Published columns u_psf, v_psf, g_psf, r_psf, i_psf, z_psf, e_u_psf, e_v_psf, e_g_psf, e_r_psf, e_i_psf, e_z_psf, raj2000, dej2000, e_raj2000, e_dej2000, class_star, flags, nimaflags, ngood