| I/305/out | The Guide Star Catalog, Version 2.3.2 (GSC2.3) (STScI, 2006) The Full GSC2.3.2 Catalogue (945592683 objects) (945592683 rows) | GSC2.3===N2P3078721 |
Note: This version of the GSC-II has no proper motions, but the limits on brightness which existed on GSC2.2 (F<18.5, Bj<19.5) were removed.
| Column | Value | Explain (UCD) | |
| _RAJ2000 | 20 33 23.33592 | "h:m:s" | Right ascension (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra) |
| _DEJ2000 | +24 25 01.9128 | "d:m:s" | Declination (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec) |
| _RAB1950 | 20 31 13.32468 | "h:m:s" | Right ascension (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra) |
| _DEB1950 | +24 14 43.9835 | "d:m:s" | Declination (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec) |
| _Glon | 066.55478348 | deg | Galactic longitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon) |
| _Glat | -09.22029041 | deg | Galactic latitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat) |
| GSC2_3 | N2P3078721 | (i) [NS0-9A-Z] Identification of the object (Note 1) (meta.id;meta.main) | |
| GSC1 | Identification in GSC Version 1 (Cat. I/254) (meta.note) | ||
| HTM6 | N0312213 | [NS0-3] HTM-6 designation as in GSC2.2 (Note 1) (obs.field) | |
| RAJ2000 | 308.347233 | deg | (i) Right Ascension (J2000), at "Epoch" (pos.eq.ra;meta.main) |
| DEJ2000 | +24.417198 | deg | (i) Declination in (J2000), at "Epoch" (pos.eq.dec;meta.main) |
| e_RAJ2000 | 0.38 | arcsec | Mean error on RAdeg (Note 2) (stat.error;pos.eq.ra) |
| e_DEJ2000 | 0.37 | arcsec | Mean error on DEdeg (Note 2) (stat.error;pos.eq.dec) |
| Epoch | 1990.710 | yr | Epoch of the position (time.epoch) |
| Fmag | 18.97 | mag | (i) Magnitude in F photographic band (red) (phot.mag;em.opt.R) |
| e_Fmag | 0.45 | mag | Mean error on Fmag (stat.error;phot.mag) |
| n_Fmag | 35 | Coded emulsion / bandpass / filter (Note 2) (meta.note) | |
| jmag | 20.58 | mag | (i) Magnitude in Bj photographic band (blue) (phot.mag;em.opt.B) |
| e_jmag | 0.53 | mag | Mean error on jmag (stat.error;phot.mag) |
| n_jmag | 18 | Coded emulsion / bandpass / filter (Note 2) (meta.note) | |
| Vmag | mag | (i) Magnitude in V photographic band (green) (phot.mag;em.opt.V) | |
| e_Vmag | mag | Mean error on Vmag (stat.error;phot.mag;em.opt.V) | |
| n_Vmag | Coded emulsion / bandpass / filter (Note 2) (meta.note) | ||
| Nmag | 18.02 | mag | (i) Magnitude in N photographic band (0.8µm) (phot.mag;em.IR.8-15um) |
| e_Nmag | 0.53 | mag | Mean error on Nmag (stat.error;phot.mag;em.IR.8-15um) |
| n_Nmag | 37 | Coded emulsion / bandpass / filter (Note 2) (meta.note) | |
| Umag | mag | Magnitude in U band (Johnson) (phot.mag;em.opt.U) | |
| e_Umag | mag | Mean error on Umag (stat.error;phot.mag;em.opt.U) | |
| n_Umag | Coded emulsion / bandpass / filter (Note 2) (meta.note) | ||
| Bmag | mag | Magnitude in B band (Johnson blue) (phot.mag;em.opt.B) | |
| e_Bmag | mag | Mean error on Bmag (stat.error;phot.mag;em.opt.B) | |
| n_Bmag | Coded emulsion / bandpass / filter (Note 2) (meta.note) | ||
| Class | 3 | [0,5] Object class (Note 3) (meta.code.class) | |
| Status | 12203 | Source status flag (Note 4) (meta.code.error) | |
| M | [M] 'M' for multiple object (Note 5) (phot.mag;em.IR.4-8um) | ||
| a | 2.24 | pix | Semi-major axis of fitting ellipse (phys.angSize;src) |
| e | 0.23 | Eccentricity of fitting ellipse (src.orbital.eccentricity) | |
| aPA | 70.7 | deg | Position angle (N->E) of fitting ellipse (pos.posAng) |
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