| Show | Sort | Join tables | Column | Constraint | Explain (UCD) |
| | | (ALL) | recno | | Record number assigned by the VizieR team. Should Not be used for identification. (meta.record) (RECORD) |
| | |  (ALL) | No | | (i) [1/64] Running number (increasing with α) (meta.id;meta.main) (ID_MAIN) |
| | | (1) | Seq | | X-ray source number, as detected with EXSAS reduction package (increasing with -δ) (meta.id) (ID_IDENTIFIER) |
| | | (1) | m_Seq | (char) | Multiplicity index on Seq (meta.code.multip) (CODE_MULT_INDEX) |
| | | (1+2) | RA2000 | "h:m:s" | (i) Right ascension (2000.0) (Note 1)
(pos.eq.ra;meta.main) (POS_EQ_RA_MAIN) |
| | | (1+2) | DE2000 | "d:m:s" | (n)(i) Declination sign (pos.eq.dec;meta.main) (POS_EQ_DEC_MAIN) |
| | | (1+2) | Dr | arcsec | 90% confidence source radius (phys.angSize;src) (EXTENSION_RAD) |
| | | (1) | u_Dr | (char) | Undertainty flag on Dr (meta.code.error) (CODE_ERROR) |
| | | (1) | CtRate | ct/s | Count rate corrected for vignetting and for the life-time factor (=0.978) (phot.count;em.X-ray) (PHOT_COUNT-RATE_X) |
| | | (1) | e_CtRate | ct/s | rms uncertainty on Count rate (stat.error) (ERROR) |
| | | (1) | HR1 | | Hardness ratio HR1 (phot.flux;arith.ratio) (SPECT_HARDNESS-RATIO) |
ALL cols | | | |
| | | (1) | u_HR1 | (char) | Uncertainty flag on HR1 (meta.code.error) (CODE_ERROR) |
| | | (1) | e_HR1 | | rms uncertainty on HR1 (stat.error) (ERROR) |
| | | (1) | HR2 | | Hardness ration HR2 (phot.flux;arith.ratio) (SPECT_HARDNESS-RATIO) |
| | | (1) | u_HR2 | (char) | Uncertainty flag on HR2 (meta.code.error) (CODE_ERROR) |
| | | (1) | e_HR2 | | rms uncertainty on HR2 (stat.error) (ERROR) |
| | | (2+3) | m_No | (char) | [)] A ')' indicates the second component of a binary (meta.code.multip) (CODE_MULT_INDEX) |
| | | (2+3) | Name | (char) | Identification HD, CPD or CD (meta.id) (ID_IDENTIFIER) |
| | | (2) | n_Name | (char) | [bc] b = HR 3138; c = HR 3147 (meta.note) (NOTE) |
| | | (2) | DK | | Running number in the photometric study of Dachs and Kabus (1989), hereafter DK (meta.id) (ID_NUMBER) |
| | | (2) | m_DK | (char) | Multiplicity index on DK (meta.code.multip) (CODE_MULT_INDEX) |
| | | (2+3) | Sp | (char) | Spectral type (src.spType) (SPECT_TYPE_GENERAL) |
| | | (2) | n_Sp | (char) | [g] A 'g' indicates new spectral type (meta.note) (NOTE) |
| | | (2) | n_RA | (char) | [def] (Note 1)
(meta.note) (NOTE) |
ALL cols | | | |
| | | (2) | n_DE | (char) | [def] (Note 1)
(meta.note) (NOTE) |
| | | (2) | DRA | s | Position difference ROSAT minus optical in RA (Note 2)
(pos.eq.ra;arith.diff) (POS_EQ_RA_OFF) |
| | | (2) | n_DRA | (char) | [d] (Note 1)
(meta.note) (NOTE) |
| | | (2) | DDE | arcsec | Position difference ROSAT minus optical in DE (Note 2)
(pos.eq.dec;arith.diff) (POS_EQ_DEC_OFF) |
| | | (2) | n_DDE | (char) | [d] (Note 1)
(meta.note) (NOTE) |
| | | (2) | Memb | (char) | Cluster membership of star, M=member, NM=non-member (meta.code.member) (CODE_MEMB) |
| | | (3) | Vmag | mag | V magnitude (from DK) (phot.mag;em.opt.V) (PHOT_MAG_V) |
| | | (3) | u_Vmag | (char) | Uncertainty flag on Vmag (meta.code.error) (CODE_ERROR) |
| | | (3) | B-V | mag | B-V color index (from DK) (phot.color;em.opt.B;em.opt.V) (PHOT_CI_B-V) |
| | | (3) | d | pc | Adopted distance (pos.distance) (PHYS_DISTANCE_TRUE) |
| | | (3) | u_d | (char) | Uncertainty flag on distance (meta.code.error) (CODE_ERROR) |
| | | (3) | Mv | mag | Inferred absolute visual magnitude (phys.magAbs;em.opt) (PHOT_ABS-MAG_BAND) |
| | | (3) | u_Mv | (char) | Uncertainty flag on Mv (meta.code.error) (CODE_ERROR) |
ALL cols | | | |
| | | (3) | Lbol | solLum | Bolometric luminosity (phys.luminosity) (PHOT_BOL_LUMINOSITY) |
| | | (3) | u_Lbol | (char) | Uncertainty flag on Lbol (meta.code.error) (CODE_ERROR) |
| | | (3) | Fx | 10-14mW/m2 | ROSAT X-ray flux (10–14erg/cm2/s) (Note 1)
(phot.flux;em.X-ray) (PHOT_FLUX_X) |
| | | (3) | u_Fx | (char) | Uncertainty flag on Fx (meta.code.error) (CODE_ERROR) |
| | | (3) | e_Fx | 10-14mW/m2 | rms uncertainty on Fx (stat.error) (ERROR) |
| | | (3) | Lx | 10-7W | X-ray luminosity (0.16-2.5keV) (phys.luminosity;em.X-ray) (PHYS_LUMINOSITY_X) |
| | | (3) | e_Lx | 10-7W | Rms uncertainty on Lx (stat.error) (ERROR) |
| | | (3) | u_Lx | (char) | Uncertainty flag on Lx (meta.code.error) (CODE_ERROR) |
| | | (3) | -log(Lx/Lbol) | | -log(X-ray/bolometric luminosities) (phys.luminosity;arith.ratio) (PHYS_LUMINOSITY_RATIO) |
| | | (3) | u_-log(Lx/Lbol) | (char) | Uncertainty flag on -log(Lx/Lbol) (meta.code.error) (CODE_ERROR) |
ALL cols | | | |