VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .

VizieR

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I/246/act The ACT Reference Catalog (Urban+ 1997)
Full ACT catalog, originally split into 48 files, each 30min wide (988758 rows)
  recno=952429
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Note: Direct links to the Hipparcos and Tycho data (catalog I/239) are provided when relevant

ColumnValue  Explain   (UCD)
_RAJ200022 53 16.734267 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-14 15 49.27300 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195022 50 34.640596 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-14 31 14.20746 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon052.004069312 deg Galactic longitude at Epoch=J2000, proper motions taken into account (pos.galactic.lon)
_Glat-59.630088570 deg Galactic latitude at Epoch=J2000, proper motions taken into account (pos.galactic.lat)
952429recno 952429  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

RA(ICRS)22 53 16.7343 "h:m:s" (i) Right Ascension ICRS, Epoch=J2000.0 (hours) (pos.eq.ra;meta.main)
DE(ICRS)-14 15 49.273 "d:m:s" (i) Declination ICRS, Epoch=J2000.0 (sign) (pos.eq.dec;meta.main)
pmRA 0.06610 s/yr Proper Motion in RA, (sec of time/yr) (pos.pm;pos.eq.ra)
pmDE-0.6700 arcsec/yr Proper Motion in Dec, arcsec/yr) (pos.pm;pos.eq.dec)
e_RAs  mas Stand. dev. of RA at Epoch 1991.25 from Tycho (T14) (stat.error)
e_DEs  mas Stand. dev. of Dec at Epoch 1991.25 from Tycho (T15) (stat.error)
e_pmRA  mas/yr Stand. dev. of Proper motion (RA), (stat.error)
e_pmDE  mas/yr Stand. dev. of Proper motion (DE), (stat.error)
BTmag  mag Blue magnitude from Tycho (T32) (phot.mag;em.opt.B)
VTmag  mag Visual magnitude from Tycho (T34) (phot.mag;em.opt.V)
B-V  mag Johnson B-V from Tycho (T37) (phot.color;em.opt.B;em.opt.V)
flag1X   [X] Astrometric Quality flag (T10) (Note)   (meta.note)
flag2    [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    [YZ] Duplicity from Tycho (T49) (Note)   (meta.note)
TYC581900125501  (i) Tycho ID, embedded zeros for blanks (meta.id;meta.main)
AC20002597107  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)
HIP113020  (i) Hipparcos Number (T31) (meta.id)
  
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