Astronomical Catalogs Supported by WCSTools


Catalog or Format
No. Stars
Bytes
Region Search
Image Search
USNO-A2.0 Catalog 526,280,881 6,315,370,572 sua2 (scat) imua2 (imcat)
GSC II Catalog 455,851,237 ? sgsc2 (scat) imgsc2 (imcat)
2MASS Point Source Catalog 155,569,249 48,988,432,908 stmc (scat) imtmc (imcat)
USNO-SA2.0 Catalog 55,368,239 664,418,868 susa2 (scat), imusa2 (imcat)
GSC-ACT Catalog 25,541,952 1,231,787,520 sgsca (scat) imgsca (imcat)
HST Guide Star Catalog 25,541,952 1,231,787,520 sgsc (scat) imgsc (imcat)
Tycho-2 Catalog 2,539,913 528,721,576 sty2 (scat) imty2 (imcat)
USNO/Hipparcos ACT Catalog 988,758 318,380,076 sact (scat) imact (imcat)
PPM Catalog 378,910 22,734,656 sppm (scat) imppm (imcat)
SAO Catalog 258,996 15,539,876 ssao (scat) imsao (imcat)
IRAS Point Source Catalog 245,889 7,376,698 siras (scat) imiras (imcat)
Hipparcos Catalog 118218 4492312 ship (scat) imhip (imcat)
Starbase tab-delimited ASCII varies varies scat imcat
Space-Delimited ASCII varies varies scat imcat
Local Binary varies varies scat imcat
USNO-A1.0 Catalog 488,006,860 5,856,082,320 sua1 (scat) imua1 (imcat)
USNO-SA1.0 Catalog 54,787,624 657,451,488 susa1 (scat) imusa1 (imcat)
USNO J-1.0 Catalog 19,911,514 238,938,168 sujc (scat) imujc (imcat)

ADASS 2001 WCSTools 3.0 paper