I/246/act | The ACT Reference Catalog (Urban+ 1997) Full ACT catalog, originally split into 48 files, each 30min wide (988758 rows) | recno=558185 |
Note: Direct links to the Hipparcos and Tycho data (catalog I/239) are provided when relevant
Column | Value | Explain (UCD) | |
_RAJ2000 | 14 18 30.772200 | "h:m:s" | Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra) |
_DEJ2000 | -30 29 32.98400 | "d:m:s" | Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec) |
_RAB1950 | 14 15 34.941717 | "h:m:s" | Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra) |
_DEB1950 | -30 15 44.24572 | "d:m:s" | Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec) |
_Glon | 324.306714056 | deg | Galactic longitude at Epoch=J2000, proper motions taken into account (pos.galactic.lon) |
_Glat | +28.739767675 | deg | Galactic latitude at Epoch=J2000, proper motions taken into account (pos.galactic.lat) |
558185recno | 558185 | Record number assigned by the VizieR team. Should Not be used for identification. (meta.record) | |
RA(ICRS) | 14 18 30.7722 | "h:m:s" | (i) Right Ascension ICRS, Epoch=J2000.0 (hours) (pos.eq.ra;meta.main) |
DE(ICRS) | -30 29 32.984 | "d:m:s" | (i) Declination ICRS, Epoch=J2000.0 (sign) (pos.eq.dec;meta.main) |
pmRA | 0.00023 | s/yr | Proper Motion in RA, (sec of time/yr) (pos.pm;pos.eq.ra) |
pmDE | -0.0054 | arcsec/yr | Proper Motion in Dec, arcsec/yr) (pos.pm;pos.eq.dec) |
e_RAs | 34.5 | mas | Stand. dev. of RA at Epoch 1991.25 from Tycho (T14) (stat.error) |
e_DEs | 31.9 | mas | Stand. dev. of Dec at Epoch 1991.25 from Tycho (T15) (stat.error) |
e_pmRA | 1.34 | mas/yr | Stand. dev. of Proper motion (RA), (stat.error) |
e_pmDE | 2.39 | mas/yr | Stand. dev. of Proper motion (DE), (stat.error) |
BTmag | 11.697 | mag | Blue magnitude from Tycho (T32) (phot.mag;em.opt.B) |
VTmag | 10.947 | mag | Visual magnitude from Tycho (T34) (phot.mag;em.opt.V) |
B-V | 0.669 | mag | Johnson B-V from Tycho (T37) (phot.color;em.opt.B;em.opt.V) |
flag1 | [X] Astrometric Quality flag (T10) (Note) (meta.note) | ||
flag2 | 4 | [1-8] Quality flag (T40) (Note) (meta.note) | |
flag3 | [GN] Known variability flag (T47) (Note) (meta.code;src.var) | ||
flag4 | [UVW] Variability from Tycho (T48) (Note) (meta.code;src.var) | ||
flag5 | Z | [YZ] Duplicity from Tycho (T49) (Note) (meta.note) | |
TYC | 728200161401 | (i) Tycho ID, embedded zeros for blanks (meta.id;meta.main) | |
AC2000 | 3032553 | AC 2000 Number (meta.id) | |
BD | BD identifier (T54) (meta.id) | ||
CD | CD identifier (T55) (meta.id) | ||
CPD | CPD identifier (T56) (meta.id) | ||
HD | Henry Draper Number (T53) (meta.id) | ||
HIP | (i) Hipparcos Number (T31) (meta.id) |