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Table: usno.a2
(The bold columns are indexed columns)
Column Name | Description | Datatype |
---|---|---|
actflag | Does star belong to ACT | CHAR |
bmag | Magnitude from blue plate | REAL |
dej2000 | Declination (ICRS) of blue/red plates | DOUBLE |
dej2000_ | Declination (sexagesimal) | CHAR |
epoch | Mean epoch of position | REAL |
id | Original designation in USNO-A2 catalog | CHAR |
mflag | Magnitudes are probably wrong | CHAR |
raj2000 | Right Ascension (ICRS) of blue/red plates | DOUBLE |
raj2000_ | Right Ascension (sexagesimal) | CHAR |
rmag | Magnitude from red plate | REAL |