| I/238A/picat | Yale Trigonometric Parallaxes, Fourth Edition (van Altena+ 1995) The data file (8994 rows) | GCTP=1577 |
| Column | Value | Explain (UCD) | |
| 2568recno | 2568 | Record number assigned by the VizieR team. Should Not be used for identification. (meta.record) | |
| f_GCTP | * | [*] Indicates a note in file " errata.dat" (meta.code) | |
| GCTP | 1577.00 | (i) Catalog number (Note) (meta.id;meta.main) | |
| comp | A | Double star component (Note) (meta.code.multip) | |
| RA1900 | 06 40 44.5 | "h:m:s" | (i) Right ascension hours (1900.0) (pos.eq.ra;meta.main) |
| DE1900 | -16 34 43 | "d:m:s" | (i) Declination degrees (1900.0) (pos.eq.dec;meta.main) |
| u_RA1900 | [:C] : = lower precision position (Note) (meta.code.error;pos.eq.ra) | ||
| Vmag | -1.46 | mag | V magnitude or other magnitude (Note) (phot.mag;em.opt.V) |
| n_Vmag | P indicates blue passband (meta.note) | ||
| B-V | 0.00 | mag | B-V color (phot.color;em.opt.B;em.opt.V) |
| U-B | -0.05 | mag | U-B color (phot.color;em.opt.U;em.opt.B) |
| r_Vmag | 8 | Source code for photometry (meta.ref;pos.frame) | |
| MK | A1 Vm | Spectral type (Note) (src.spType) | |
| r_MK | 4 | Source code for spectral type (meta.ref;pos.frame) | |
| var | Variable star name (Note) (meta.id) | ||
| HR | 2491 | HR number (Note) (meta.id) | |
| supp | [S] S=in Hoffleit BSS Cat. V/36 (meta.note) | ||
| HD | 48915 | HD number and component (meta.id) | |
| DM | B-16 1591A | DM identification and component (Note) (meta.id) | |
| name | ALP CMa | Star name (meta.id) | |
| pm | 1.328 | arcsec/yr | Total Proper motion (pos.pm) |
| pmPA | 204 | deg | Proper motion position angle (pos.posAng;pos.pm) |
| pi | 0.3816 | arcsec | Weighted absolute parallax (pos.parallax.trig) |
| e_pi | 2.2 | mas | Standard error of parallax (stat.error) |
| q_pi | G | [ GFPX]Quality of interagreement (Note) (meta.code.qual) | |
| o_pi | 9 | Number of parallax observations (Note) (meta.number) | |
| Simbad | Simbad | SIMBAD data for this star (meta.ref.url) | |
| _RA.icrs | 06 45 08.8 | "h:m:s" | (i) Right Ascension (ICRS, epoch 2000) computed by CDS (pos.eq.ra) |
| _DE.icrs | -16 42 57 | "d:m:s" | (i) Declination (ICRS, epoch 2000) computed by CDS (pos.eq.dec) |
| Column | Value | Explain (UCD) | |
| 2569recno | 2569 | Record number assigned by the VizieR team. Should Not be used for identification. (meta.record) | |
| f_GCTP | * | [*] Indicates a note in file "errata.dat" (meta.code) | |
| GCTP | 1577.00 | (i) Catalog number (Note) (meta.id;meta.main) | |
| comp | B | Double star component (Note) (meta.code.multip) | |
| RA1900 | 06 40 42.0 | "h:m:s" | (i) Right ascension hours (1900.0) (pos.eq.ra;meta.main) |
| DE1900 | -16 35 00 | "d:m:s" | (i) Declination degrees (1900.0) (pos.eq.dec;meta.main) |
| u_RA1900 | : | [:C] : = lower precision position (Note) (meta.code.error;pos.eq.ra) | |
| Vmag | 8.44 | mag | V magnitude or other magnitude (Note) (phot.mag;em.opt.V) |
| n_Vmag | P indicates blue passband (meta.note) | ||
| B-V | -0.03 | mag | B-V color (phot.color;em.opt.B;em.opt.V) |
| U-B | -1.04 | mag | U-B color (phot.color;em.opt.U;em.opt.B) |
| r_Vmag | G | Source code for photometry (meta.ref;pos.frame) | |
| MK | DA2 | Spectral type (Note) (src.spType) | |
| r_MK | W | Source code for spectral type (meta.ref;pos.frame) | |
| var | Variable star name (Note) (meta.id) | ||
| HR | HR number (Note) (meta.id) | ||
| supp | [S] S=in Hoffleit BSS Cat. V/36 (meta.note) | ||
| HD | HD number and component (meta.id) | ||
| DM | B-16 1591B | DM identification and component (Note) (meta.id) | |
| name | Star name (meta.id) | ||
| pm | arcsec/yr | Total Proper motion (pos.pm) | |
| pmPA | deg | Proper motion position angle (pos.posAng;pos.pm) | |
| pi | arcsec | Weighted absolute parallax (pos.parallax.trig) | |
| e_pi | mas | Standard error of parallax (stat.error) | |
| q_pi | [ GFPX]Quality of interagreement (Note) (meta.code.qual) | ||
| o_pi | Number of parallax observations (Note) (meta.number) | ||
| Simbad | Simbad | SIMBAD data for this star (meta.ref.url) | |
| _RA.icrs | 06 45 10.2 | "h:m:s" | (i) Right Ascension (ICRS, epoch 2000) computed by CDS (pos.eq.ra) |
| _DE.icrs | -16 41 13 | "d:m:s" | (i) Declination (ICRS, epoch 2000) computed by CDS (pos.eq.dec) |
