| Column | Value | | Explain (UCD) |
| _RAJ2000 | 00 42 41.80 | "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 35.0 | "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 57.57 | "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 09.4 | "d:m:s" | Declination (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data) (pos.eq.dec) (POS_EQ_DEC) |
| _Glon | 121.1655 | deg | Galactic longitude (computed by VizieR, not part of the original data) (pos.galactic.lon) (POS_GAL_LON) |
| _Glat | -21.5820 | deg | Galactic latitude (computed by VizieR, not part of the original data) (pos.galactic.lat) (POS_GAL_LAT) |
| recno | 611 | | Record number within the original table (starting from 1) (meta.record) (RECORD) |
|
| 1RXS | J004241.8+411535 | | ROSAT All-Sky Survey Catalogue source name (Note 1)
(meta.id;meta.main) (ID_MAIN) |
| n_1RXS | | | [*] Names modified from previous version (meta.note) (NOTE) |
| RAJ2000 | 010.67417 | deg | Right ascension (J2000), decimal degrees (pos.eq.ra;meta.main) (POS_EQ_RA_MAIN) |
| DEJ2000 | +41.25972 | deg | Declination (J2000), decimal degrees (pos.eq.dec;meta.main) (POS_EQ_DEC_MAIN) |
| PosErr | 10 | arcsec | Total positional error (including 6" systematic error) (stat.error) (ERROR) |
| ScrFlags | ___T_ | | [T_] screening flags (Note 2)
(meta.code) (CODE_MISC) |
| NewFlag | > | | [T._] 'new data' flags (Note 3)
(meta.code) (CODE_MISC) |
| Count | 9.60e-01 | ct/s | Source countrate (Note 4)
(phot.count;em.X-ray) (PHOT_COUNT-RATE_X) |
| e_Count | 4.50e-02 | ct/s | Error on Count (Note 4)
(stat.error;phot.count) (ERROR) |
| bgCt | 9.28e-04 | ct/s/arcmin2 | Background countrate (Note 4)
(arith.rate;instr.background) (INST_BACKGROUND) |
| ExpTime | 496 | s | Exposure time (time.duration;obs.exposure) (TIME_EXPTIME) |
| HR1 | 0.84 | | [-1/1] Hardness ratio 1 (Note 5)
(phot.flux;arith.ratio) (SPECT_HARDNESS-RATIO) |
| e_HR1 | 0.02 | | Error on HR1 (Note 6)
(stat.error) (ERROR) |
| HR2 | 0.35 | | [-1/1] hardness ratio 2 (Note 5)
(phot.flux;arith.ratio) (SPECT_HARDNESS-RATIO) |
| e_HR2 | 0.05 | | Error on HR2 (Note 6)
(stat.error) (ERROR) |
| Extent | 102 | arcsec | Source extent, by which the source image exceeds the point spread function. (instr.det.psf) (EXTENSION_DIAM) |
| L_Extent | 421 | | Likelihood of source extent (Note 7)
(stat.likelihood) (STAT_LIKELIHOOD) |
| Ldetect | 737 | | Likelihood of source detection algorithm (Note 7)
(stat.likelihood) (STAT_LIKELIHOOD) |
| ExtRad | 300 | arcsec | Extraction radius (phys.angSize) (REDUCT_EXTR-RAD) |
| PrioFlags | 111111 | | [01] priority flags (Note 8)
(meta.code.error) (CODE_MISC) |
| PHA | b | | [ABCDb] PHA range of best detection (Note 9)
(meta.code) (CODE_MISC) |
| VigFactor | 0.72 | | Vignetting factor (arith.factor) (INST_CORR-FACTOR) |
| IncDate | 1996-06-14 | "Y:M:D" | Date when source was included (Note 10)
(time.epoch) (TIME_DATE) |
| UpdDate | | "Y:M:D" | Date when source properties changed (Note 11)
(time.epoch) (TIME_DATE) |
| Ncand | 622 | | Number of identification candidates in the correlation catalogue (meta.number) (NUMBER) |
| SASS | 33010002 | | Identification number of SASS field (Note 12)
(meta.id;obs.field) (ID_FIELD) |
| MASOL | 0031 | | SASS source number (MASOL number) in SASS field (mainly for internal use) (meta.id;obs.field) (ID_NUMBER) |
| Column | Value | | Explain (UCD) |
| _RAJ2000 | 00 42 41.8 | "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 35 | "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 57.6 | "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 09 | "d:m:s" | Declination (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data) (pos.eq.dec) (POS_EQ_DEC) |
| _Glon | 121.1655 | deg | Galactic longitude (computed by VizieR, not part of the original data) (pos.galactic.lon) (POS_GAL_LON) |
| _Glat | -21.5821 | deg | Galactic latitude (computed by VizieR, not part of the original data) (pos.galactic.lat) (POS_GAL_LAT) |
| recno | 611 | | Record number within the original table (starting from 1) (meta.record) (RECORD) |
|
| 1RXS | J004241.8+411535 | | 1RXS name (meta.id;meta.main) (ID_MAIN) |
| RAJ2000 | 010.6742 | deg | Right ascension (J2000) (pos.eq.ra;meta.main) (POS_EQ_RA_MAIN) |
| DEJ2000 | +41.2597 | deg | Declination (J2000) (pos.eq.dec;meta.main) (POS_EQ_DEC_MAIN) |
| PosErr | 10 | arcsec | Total positional error (stat.error) (ERROR) |
| Nid | 622 | | Number of correlated sources (meta.number) (NUMBER) |
| bandPos | x | | [x] origin of the source position (always x: X-ray) (instr.bandwidth) (INST_BANDWIDTH) |
| gal_Nh | 0.658 | 10+21cm-2 | Galactic HI column density (in 1021atoms/cm2) (phys.columnDensity;pos.galactic) (PHYS_COLUMN_DENSITY) |
| GLON | 121.1665 | deg | Galactic longitude (pos.galactic.lon) (POS_GAL_LON) |
| GLAT | -21.5822 | deg | Galactic latitude (pos.galactic.lat) (POS_GAL_LAT) |
| HR1 | 0.84 | | Hardness ratio 1 (phot.flux;arith.ratio) (SPECT_HARDNESS-RATIO) |
| e_HR1 | 0.02 | | rms uncertainty on HR1 (stat.error) (ERROR) |
| HR2 | 0.35 | | Hardness ratio 2 (phot.flux;arith.ratio) (SPECT_HARDNESS-RATIO) |
| e_HR2 | 0.05 | | rms uncertainty on HR2 (stat.error) (ERROR) |
| Extent | 102 | | Source extent (phys.angSize) (EXTENSION_DIAM) |
| L_Extent | 421 | | Likelihood of source extent (stat.likelihood) (STAT_LIKELIHOOD) |
| Ldetect | 737 | | Likelihood of source detection algorithm (stat.likelihood) (STAT_LIKELIHOOD) |
| ExpTime | 496 | s | Exposure time (time.duration;obs.exposure) (TIME_EXPTIME) |
| Count | 9.6e-01 | ct/s | Source count rate (phot.count;em.X-ray) (PHOT_COUNT-RATE_X) |
| e_Count | 4.5e-02 | ct/s | rms uncertainty on Count (stat.error;phot.count) (ERROR) |
| Flux1 | 3.26e-11 | mW/m2 | X-ray flux 1 in 0.1-2.4keV energy range (phot.flux;em.X-ray) (PHOT_FLUX_X) |
| Flux2 | 1.22e-11 | mW/m2 | X-ray flux 2 in 0.1-2.4keV energy range (phot.flux;em.X-ray) (PHOT_FLUX_X) |
| begDate | 1991-01-10 | "Y:M:D" | First date of observation (time.epoch;obs) (TIME_DATE) |
| begDate.f | 0.12 | d | First date of observation (day fraction) (time.epoch) (TIME_DATE) |
| endDate | 1991-01-11 | "Y:M:D" | Last date of observation (time.epoch;obs) (TIME_DATE) |
| endDate.f | 0.92 | d | Last date of observation (day fraction) (time.epoch) (TIME_DATE) |
| IncDate | 1996-06-14 | "Y:M:D" | Date when source was included (time.epoch) (TIME_DATE) |
| UpdDate | | "Y:M:D" | Date when source properties changed (time.epoch) (TIME_DATE) |
