Choose a database in the left panel then select the table you want!

Table: usno.a2
(The bold columns are indexed columns)
Column NameDescriptionDatatype
actflagDoes star belong to ACTCHAR
bmagMagnitude from blue plateREAL
dej2000Declination (ICRS) of blue/red platesDOUBLE
dej2000_Declination (sexagesimal)CHAR
epochMean epoch of positionREAL
idOriginal designation in USNO-A2 catalogCHAR
mflagMagnitudes are probably wrongCHAR
raj2000Right Ascension (ICRS) of blue/red platesDOUBLE
raj2000_Right Ascension (sexagesimal)CHAR
rmagMagnitude from red plateREAL