| Column | Value | | Explain (UCD) |
| _RAJ2000 | 00 42 42.5 | "h:m:s" | Right ascension (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data) (pos.eq.ra) (POS_EQ_RA) |
| _DEJ2000 | +41 15 54 | "d:m:s" | Declination (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data) (pos.eq.dec) (POS_EQ_DEC) |
| _RAB1950 | 00 39 58.3 | "h:m:s" | Right ascension (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data) (pos.eq.ra) (POS_EQ_RA) |
| _DEB1950 | +40 59 28 | "d:m:s" | Declination (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data) (pos.eq.dec) (POS_EQ_DEC) |
| _Glon | 121.1680 | deg | Galactic longitude (computed by VizieR, not part of the original data) (pos.galactic.lon) (POS_GAL_LON) |
| _Glat | -21.5768 | deg | Galactic latitude (computed by VizieR, not part of the original data) (pos.galactic.lat) (POS_GAL_LAT) |
| 2661recno | 2661 | | Record number assigned by the VizieR team. Should Not be used for identification. (meta.record) (RECORD) |
|
| 1RXS | J004241.8+411535 | | 1RXS source name (meta.id;meta.main) (ID_MAIN) |
| Rank | 15 | | Rank in correlation list for the source (stat.correlation) (STAT_CORRELATION) |
| sourceID | [PFJ93] 41 | | Source identification (meta.id) (ID_MAIN:1) |
| RAJ2000 | 010.6771 | deg | [0/360] Right ascension (J2000) (pos.eq.ra;meta.main) (POS_EQ_RA_MAIN) |
| DEJ2000 | +41.2650 | deg | Declination (J2000) (pos.eq.dec;meta.main) (POS_EQ_DEC_MAIN) |
| Sep | 21 | arcsec | Separation (pos.angDistance) (POS_ANG_DIST_GENERAL) |
| PA | 22 | deg | [0/360] Position angle (pos.posAng) (POS_POS-ANG) |
| r_sourceID | NED | | Source catalogue (see file "refs.dat") (meta.ref;pos.frame) (REFER_CODE) |
| bandPos | x | | [giorx] Origin of the source position (Note 1)
(instr.bandwidth) (INST_BANDWIDTH) |
| Type | XRayS | | Type or class of object (src.class) (CLASS_OBJECT) |
| fxfopt | | | Ratio of X-ray to optical flux f_X / f_opt (phot.flux;arith.ratio) (PHOT_FLUX_RATIO) |
| l_vmag | | | Limit flag on vmag (meta.code.error) (CODE_LIMIT) |
| vmag | | mag | Visual magnitude (phot.mag;em.opt.V) (PHOT_MAG_V) |
| n_vmag | | | [:/+] : => Uncertainty flag on vmag / => interval of magnitude + => 18+ ??? (meta.note) (NOTE) |
| vmag2 | | | Second value of vmag when interval (phot.mag;em.opt.V) (PHOT_MAG_V) |
| u_vmag2 | | | [?] Uncertainty flag on vmag2 (meta.code.error) (CODE_ERROR) |
| z | | | Redshift (src.redshift) (REDSHIFT_HC) |
| l_NED-flux | | | Limit flag on NED-flux (meta.code.error;phot.flux) (CODE_LIMIT) |
| NED-flux | | mJy | Radio flux density or IR flux density in the band given in fl-band (phot.flux.density;em.radio) (PHOT_FLUX_RADIO_MISC) |
| fl-band | | mum | Frequency band or wavelength band used for flux given in NED-flux (Radio [GHz], IR [mJy] for NED) (em.freq) (OBS_FREQUENCY) |
| l_Size | | | Limit flag on Size (meta.code.error;phys.angSize) (CODE_LIMIT) |
| Size | | arcmin | Size of object (phys.angSize) (EXTENSION_DIAM) |
| u_Size | | | Uncertainty flag on Size (meta.code.error;phys.angSize) (CODE_ERROR) |
| Com | | | Comments (meta.note) (REMARKS) |
| IncDate | 1999-02-15 | "Y:M:D" | Date when source was included (time.epoch) (TIME_DATE) |
| UpdDate | | "Y:M:D" | Date when source properties were changed (time.epoch) (TIME_DATE) |
|
| NED | NED | | Query NED around the position (meta.ref.url) (DATA_LINK) |
| SIMBAD | SIMBAD | | Query SIMBAD around the position (meta.ref.url) (DATA_LINK) |
