| Contains the parameters provided for each source in the ROSAT Bright Source Catalogue. |
| This table contains brief descriptions of the parameters provided for each source in the ROSAT BSC. Required constraints:
|
| Name | Type | Length | Unit | Description | Default Value | Unified Content Descriptor |
|---|---|---|---|---|---|---|
| srcName | varchar | 16 | ROSAT All-Sky Survey Catalogue source name | ID_MAIN | ||
| seqNo | int | 4 | sequential object number in the BSC | ID_NUMBER | ||
| cx | float | 8 | unit vector of spherical co-ordinates | POS_EQ_X | ||
| cy | float | 8 | unit vector of spherical co-ordinates | POS_EQ_Y | ||
| cz | float | 8 | unit vector of spherical co-ordinates | POS_EQ_Z | ||
| htmID | bigint | 8 | Hierarchical Triangular Mesh (HTM) index, 20 deep, for equatorial co-ordinates | POS_GENERAL | ||
| ra | float | 8 | degrees | Right Ascension (decimal degrees; J2000) | POS_EQ_RA_MAIN | |
| dec | float | 8 | degrees | Declination (decimal degrees; J2000) | POS_EQ_DEC_MAIN | |
| errP | tinyint | 1 | arcsec | total positional error (1-sigma-radius; including 6" systematic error) | ERROR | |
| nFlag | varchar | 1 | nearby sources affecting SASS flux determination | CODE_MISC | ||
| pFlag | varchar | 1 | possible problem with position determination | CODE_MISC | ||
| eFlag | varchar | 1 | source extended beyond SASS extraction radius | CODE_MISC | ||
| dFlag | varchar | 1 | complex diffuse emission pattern | CODE_MISC | ||
| mFlag | varchar | 1 | source missed by SASS | CODE_MISC | ||
| rFlag | varchar | 1 | source counts and extraction radius recalculated | CODE_MISC | ||
| iFlag | varchar | 1 | broad band image available | CODE_MISC | ||
| vFlag | varchar | 1 | variability flag | CODE_MISC | ||
| dum | varchar | 1 | dummy flag | CODE_MISC | ||
| srcCps | real | 4 | counts/sec | source countrate in the broad energy band, vignetting corrected | PHOT_COUNT-RATE_X | |
| errSrcCps | real | 4 | counts/s | error of source countrate, vignetting corrected | ERROR | |
| bgrCpsa | real | 4 | counts/sec/arcmin**2 | background countrate, vignetting corrected | INST_BACKGROUND | |
| expTime | smallint | 2 | sec | exposure time | TIME_EXPTIME | |
| hr1 | float | 8 | hardness ratio 1 | SPECT_HARDNESS-RATIO | ||
| errHr1 | float | 8 | error of hardness ratio 1 | ERROR | ||
| hr2 | float | 8 | hardness ratio 2 | SPECT_HARDNESS-RATIO | ||
| errHr2 | float | 8 | error of hardness ratio 2 | ERROR | ||
| ext | smallint | 2 | arcsec | source extent | EXTENSION_DIAM | |
| extl | smallint | 2 | likelihood of source extent | STAT_LIKELIHOOD | ||
| srcl | smallint | 2 | likelihood of source detection | STAT_LIKELIHOOD | ||
| extr | smallint | 2 | arcsec | extraction radius | REDUCT_EXTR-RAD | |
| priFlgMb | tinyint | 1 | priority flag M-broad | CODE_MISC | ||
| priFlgLb | tinyint | 1 | priority flag L-broad | CODE_MISC | ||
| priFlgMh | tinyint | 1 | priority flag M-hard | CODE_MISC | ||
| priFlgLh | tinyint | 1 | priority flag L-hard | CODE_MISC | ||
| priFlgMs | tinyint | 1 | priority flag M-soft | CODE_MISC | ||
| priFlgLs | tinyint | 1 | priority flag L-soft | CODE_MISC | ||
| phaRange | varchar | 1 | PHA range with highest detection likelihood | CODE_MISC | ||
| vigf | float | 8 | vignetting factor | INST_CORR-FACTOR | ||
| orgDate | datetime | 8 | mm-dd-yyyy | date when source was included (MM-DD-YYYY) | TIME_DATE | |
| modDate | datetime | 8 | mm-dd-yyyy | date when source properties were changed (MM-DD-YYYY) | TIME_DATE | |
| idCand | smallint | 2 | number of identification candidates in the correlation catalogue | NUMBER | ||
| fieldID | varchar | 8 | identification number of SASS field | ID_FIELD | ||
| srcID | varchar | 4 | SASS source number (MASOL number) in SASS field | ID_NUMBER | ||
| Total length | 177 |