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I/259/tyc2

The Tycho-2 Catalogue (Hog+ 2000)

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*The Tycho-2 main catalogue (2539913 rows)

recno=701268

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*Column*	*Value*		*Explain (UCD)*
_RAJ2000	03 38 56.2061458	"h:m:s"	Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra) (POS_EQ_RA)
_DEJ2000	+41 06 57.960584	"d:m:s"	Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec) (POS_EQ_DEC)
_RAB1950	03 35 35.2594513	"h:m:s"	Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra) (POS_EQ_RA)
_DEB1950	+40 57 13.668967	"d:m:s"	Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec) (POS_EQ_DEC)
_Glon	153.8084571435	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) (POS_GAL_LON)
_Glat	-11.5023422614	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) (POS_GAL_LAT)
701268recno	701268		Record number assigned by the VizieR team. Should Not be used for identification. (meta.record) (RECORD)

TYC1	2866		⁽ⁱ⁾ [1,9537] TYC1 from TYC or GSC (Note 1) (meta.id.part;meta.main) (ID_MAIN:1)
TYC2	1813		⁽ⁱ⁾ [1,12121] TYC2 from TYC or GSC (Note 1) (meta.id.part;meta.main) (ID_MAIN:2)
TYC3	1		⁽ⁱ⁾ [1,3] TYC3 from TYC (Note 1) (meta.id.part;meta.main) (ID_MAIN:3)
pflag			[ PX] mean position flag (Note 2) (meta.code) (CODE_MISC)
RAmdeg	54.73419223	deg	[]? Mean Right Asc, ICRS, epoch=J2000 (3) (Note 3) (pos.eq.ra) (POS_EQ_RA_OTHER)
DEmdeg	41.11610005	deg	[]? Mean Decl, ICRS, at epoch=J2000 (3) (Note 3) (pos.eq.dec) (POS_EQ_DEC_OTHER)
pmRA	-6.3	mas/yr	[-4418.0,6544.2] prop. mot. in RAcos(dec) (Note)* (pos.pm;pos.eq.ra) (POS_EQ_PMRA)
pmDE	-4.0	mas/yr	[-5774.3,10277.3] prop. mot. in Dec (Note) (pos.pm;pos.eq.dec) (POS_EQ_PMDEC)
e_RAmdeg	16	mas	[3,183] s.e. RAcos(dec),at mean epoch (Note 5)* (stat.error) (ERROR)
e_DEmdeg	17	mas	[1,184] s.e. of Dec at mean epoch (Note 5) (stat.error) (ERROR)
e_pmRA	1.2	mas/yr	[0.2,11.5] s.e. prop mot in RAcos(dec) (Note 5)* (stat.error) (ERROR)
e_pmDE	1.2	mas/yr	[0.2,10.3] s.e. of proper motion in Dec (Note 5) (stat.error) (ERROR)
EpRAm	1988.99	yr	[1915.95,1992.53] mean epoch of RA (Note 4) (time.epoch) (TIME_EPOCH)
EpDEm	1988.05	yr	[1911.94,1992.01] mean epoch of Dec (Note 4) (time.epoch) (TIME_EPOCH)
Num	7		[2,36] Number of positions used (meta.id) (ID_NUMBER)
q_RAmdeg	1.1		[0.0,9.9] Goodness of fit for mean RA (Note 6) (meta.code.qual) (CODE_QUALITY)
q_DEmdeg	0.4		[0.0,9.9] Goodness of fit for mean Dec (Note 6) (meta.code.qual) (CODE_QUALITY)
q_pmRA	1.2		[0.0,9.9] Goodness of fit for pmRA (Note 6) (meta.code.qual) (CODE_QUALITY)
q_pmDE	0.3		[0.0,9.9] Goodness of fit for pmDE (Note 6) (meta.code.qual) (CODE_QUALITY)
BTmag	10.631	mag	[2.183,16.581] Tycho-2 BT magnitude (Note 7) (phot.mag;em.opt.B) (PHOT_TYCHO_B)
e_BTmag	0.044	mag	[0.014,1.977] s.e. of BT (Note 7) (stat.error) (ERROR)
VTmag	9.413	mag	[1.905,15.193] Tycho-2 VT magnitude (Note 7) (phot.mag;em.opt.V) (PHOT_TYCHO_V)
e_VTmag	0.023	mag	[0.009,1.468] s.e. of VT (Note 7) (stat.error) (ERROR)
prox	999		[3,999] proximity indicator (Note 8) (meta.code) (CODE_MISC)
TYC	T		[T] Tycho-1 star (Note 9) (meta.code) (CODE_MISC)
HIP			[1,120404] Hipparcos number (meta.id) (ID_ALTERNATIVE)
CCDM			CCDM component identifier for HIP stars (Note 10) (meta.code.multip) (CODE_MULT_INDEX)
RA(ICRS)	54.73421167	deg	⁽ⁱ⁾ Observed Tycho-2 Right Ascension, ICRS (pos.eq.ra;meta.main) (POS_EQ_RA_MAIN)
DE(ICRS)	41.11610944	deg	⁽ⁱ⁾ Observed Tycho-2 Declination, ICRS (pos.eq.dec;meta.main) (POS_EQ_DEC_MAIN)
EpRA-1990	1.65	yr	[0.81,2.13] epoch-1990 of RAdeg (time.epoch) (TIME_EPOCH)
EpDE-1990	1.52	yr	[0.72,2.36] epoch-1990 of DEdeg (time.epoch) (TIME_EPOCH)
e_RAdeg	17.4	mas	s.e.RAcos(dec), of observed Tycho-2 RA (Note 5)* (stat.error) (ERROR)
e_DEdeg	19.1	mas	s.e. of observed Tycho-2 Dec (Note 5) (stat.error) (ERROR)
posflg			[ DP] type of Tycho-2 solution (Note 11) (meta.id;stat.fit) (FIT_TYPE)
corr	-0.2		[-1,1] correlation (RAdeg,DEdeg) (stat.correlation) (STAT_CORRELATION)

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