The status of tables
No. Table Name Status Count Description
1 OBS Completed 7318   Observation log of the Ginga satellite.



The details of column data

Table Name: OBS
No. Column Name Type Unit Description
1 SEQ_NO bigint(11)     Sequence number of the observation. The number begins with [yymm] where yy and mm is two-digit year and month, respectively, of the observation start.
  Last digit of the sequence number is 0 for a target observation and 9 for a background observation.
2 TARGET_NAME char(80)     Target name.
3 AVE_ALPHA double degree   Right ascension of the average pointing direction (B1950).
4 AVE_DELTA double degree   Declination of the average pointing direction (B1950).
5 MAX_ALPHA double degree   Maximum right ascension of the pointing direction (B1950).
6 MAX_DELTA double degree   Maximum declination of the pointing direction (B1950).
7 MIN_ALPHA double degree   Minimum right ascension of the pointing direction (B1950).
8 MIN_DELTA double degree   Minimum declination of the pointing direction (B1950).
9 RIKAKU double degree   Distance between the target and the poiting directions.
10 STARTTIME date     The start date of the observation.
11 ENDTIME date     The end date of the observation.
12 POINTING double hour   The duration of the pointing.
13 PASSNAME char(80)     Orbit pass name.
14 PI_NAME char(27)     All records have 'GINGA' in this column.
15 ENTRY_DATE date     Date when the database table was created.


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