https://gaia.aip.de/metadata/gdr2/aux_iers_gdr2_cross_id/
https://vizier.u-strasbg.fr/viz-bin/VizieR-3?-source=I/345/iers

#Vizier I/345/iers

# Full:   Vizier record number
# IERS:   International Earth Rotation and Reference Systems Service name
# Source: Gaia source identifier 

392 0109+200 2787149005887978240
219 0210+515 358873143541331584
202 0446+074 3289021363265495680
399 0838+456 917482740449719936
934 0850+284 692978267242160256
362 0950+326 793345987887507456
292 0952+338 794971920771995648
672 1032+354 751087113172272640
496 1242+574 1577558397108187136
275 1312+240 1446820073654023680
378 1429+249 1255148254602830848
523 1518+162 1207364033310883712
1088 1535+231 1220631698388572288
272 1603+699 1647073370506844416
24 1722+119 4540370805194960384
761 1730+604 1435853609102280960
649 1741+597 1435242078774779392
2177 1753+338 4604344648009660544
226 1759+756 1655893373611277696
204 1818+551 2149308429282044288
1126 1838+575 2154192494292616960
2787 2052+239 1842644324078481024
1102 2111+801 2297303102401687808
2745 2128+333 1854264512718325248
1415 2316+238 2840741706591313024
1006 2322+396 1923168368105252992