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I/143/fk4_1950

Fourth Fundamental Cat and Suppl (FK4, FK4S) (Fricke+ 1963)

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FK4 full catalog for Equinox and Epoch B1950.0 (1535 rows)

recno=640

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*Column*	*Value*		*Explain (UCD)*
_RAJ2000	17 56 36.36595	"h:m:s"	Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra) (POS_EQ_RA)
_DEJ2000	+51 29 20.2351	"d:m:s"	Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec) (POS_EQ_DEC)
_RAB1950	17 55 26.57629	"h:m:s"	Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra) (POS_EQ_RA)
_DEB1950	+51 29 38.5299	"d:m:s"	Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec) (POS_EQ_DEC)
_Glon	079.05535093	deg	Galactic longitude at Epoch=J1950, proper motions taken into account (pos.galactic.lon) (POS_GAL_LON)
_Glat	+29.21728339	deg	Galactic latitude at Epoch=J1950, proper motions taken into account (pos.galactic.lat) (POS_GAL_LAT)
640recno	640		Record number assigned by the VizieR team. Should Not be used for identification. (meta.record) (RECORD)

FK4	676		⁽ⁱ⁾ FK4 star number. (meta.id;meta.main) (ID_MAIN)
mpv	2.42	mag	Photovisual magnitude. (phot.mag;em.opt.V) (PHOT_PHG_V)
var			If "V", then star is variable. (meta.id) (ID_VARIAB)
mpv2		mag	Fainter mag or 2ndary mag in binary (Note 1) (phot.mag;em.opt) (PHOT_PHG_MAG)
SpType	K5		HD spectral type (src.spType) (SPECT_TYPE_GENERAL)
SpType2			Second HD spectral type (Note 2) (src.spType) (SPECT_TYPE_GENERAL)
RAB1950	17 55 26.576	"h:m:s"	⁽ⁱ⁾ RA B1950 (pos.eq.ra;meta.main) (POS_EQ_RA_MAIN)
CvarRA	139.277	s/ha	Centennial variation (RA) (arith.rate) (POS_EQ_PREC_RA)
SvarRA	0.149	s/ha2	1/2 the secular variation in RA (arith.rate;pos.eq.ra) (POS_EQ_PREC_RA)
pmRA	-0.139	s/ha	Proper motion in RA (pos.pm;pos.eq.ra) (POS_EQ_PMRA)
d(pmRA)	0.003	s/ha2	Centennial variation of pmRA (arith.rate;pos.pm;pos.eq.ra) (POS_VAR_RATE)
EpRA-1900	12.93	a	Epoch (RA) (Note 3) (time.epoch) (TIME_EPOCH)
e_RAB1950	0.0020	s	Std dev in RA at mean epoch (stat.error;pos.eq.ra) (ERROR)
e_pmRA	0.006	s/ha	Std dev in pm in RA, time sec per trop cy. (stat.error;pos.pm;pos.eq.ra) (ERROR)
DEB1950	+51 29 38.53	"d:m:s"	⁽ⁱ⁾ Declination B1950 (pos.eq.dec;meta.main) (POS_EQ_DEC_MAIN)
CvarDE	-41.82	arcsec/ha	Centennial variation (Declination) (pos.pm;pos.eq.dec) (POS_EQ_PMDEC)
SvarDE	10.15	arcsec/ha2	1/2 the secular variation in Dec (arith.rate;pos.eq.dec) (POS_EQ_DEC_PRECESS)
pmDE	-1.97	arcsec/ha	Proper motion in Dec (pos.pm;pos.eq.dec) (POS_EQ_PMDEC)
d(pmDE)	-0.02	arcsec/ha2	Centennial variation of pmDE (arith.rate;pos.pm;pos.eq.dec) (POS_VAR_RATE)
EpDE-1900	0.62	a	Epoch (Dec) (Note 3) (time.epoch) (TIME_EPOCH)
e_DEB1950	0.021	arcsec	Std dev in Dec at mean epoch (stat.error;pos.eq.dec) (ERROR)
e_pmDE	0.06	arcsec/ha	Std dev in pm in Dec, arc sec per trop cy. (stat.error;pos.pm;pos.eq.dec) (ERROR)
GC	24432		GC Catalog number (Cat. I/113) (meta.id) (ID_ALTERNATIVE)
N30	3992		N30 Catalog number (Cat. I/80) (meta.id) (ID_ALTERNATIVE)
DM	BD+51 2282		Durchmusterung number (Note 4) (meta.id) (ID_ALTERNATIVE)
plx		arcsec	Parallax of star. Usually blank (pos.parallax.trig) (POS_PARLX_TRIG)

_RA.icrs	17 56 36.366	"h:m:s"	⁽ⁱ⁾ Right ascension (ICRS) at Epoch=J2000, proper motions taken into account (computed by VizieR, not part of the original data) (pos.eq.ra) (POS_EQ_RA_OTHER)
_DE.icrs	+51 29 20.23	"d:m:s"	⁽ⁱ⁾ Declination (ICRS) at Epoch=J2000, proper motions taken into account (computed by VizieR, not part of the original data) (pos.eq.dec) (POS_EQ_DEC_OTHER)

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