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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=2519476

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*Column*	*Value*		*Explain (UCD)*
_RAJ2000	14 22 36.0605677	"h:m:s"	Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra) (POS_EQ_RA)
_DEJ2000	-77 22 07.601411	"d:m:s"	Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec) (POS_EQ_DEC)
_RAB1950	14 17 13.3259776	"h:m:s"	Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra) (POS_EQ_RA)
_DEB1950	-77 08 25.026959	"d:m:s"	Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec) (POS_EQ_DEC)
_Glon	307.9725030377	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	-15.3981217477	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)
2519476recno	2519476		Record number assigned by the VizieR team. Should Not be used for identification. (meta.record) (RECORD)

TYC1	9431		⁽ⁱ⁾ [1,9537] TYC1 from TYC or GSC (Note 1) (meta.id.part;meta.main) (ID_MAIN:1)
TYC2	2092		⁽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	215.65025298	deg	[]? Mean Right Asc, ICRS, epoch=J2000 (3) (Note 3) (pos.eq.ra) (POS_EQ_RA_OTHER)
DEmdeg	-77.36877780	deg	[]? Mean Decl, ICRS, at epoch=J2000 (3) (Note 3) (pos.eq.dec) (POS_EQ_DEC_OTHER)
pmRA	-26.8	mas/yr	[-4418.0,6544.2] prop. mot. in RAcos(dec) (Note)* (pos.pm;pos.eq.ra) (POS_EQ_PMRA)
pmDE	-21.0	mas/yr	[-5774.3,10277.3] prop. mot. in Dec (Note) (pos.pm;pos.eq.dec) (POS_EQ_PMDEC)
e_RAmdeg	66	mas	[3,183] s.e. RAcos(dec),at mean epoch (Note 5)* (stat.error) (ERROR)
e_DEmdeg	64	mas	[1,184] s.e. of Dec at mean epoch (Note 5) (stat.error) (ERROR)
e_pmRA	4.5	mas/yr	[0.2,11.5] s.e. prop mot in RAcos(dec) (Note 5)* (stat.error) (ERROR)
e_pmDE	4.3	mas/yr	[0.2,10.3] s.e. of proper motion in Dec (Note 5) (stat.error) (ERROR)
EpRAm	1988.75	yr	[1915.95,1992.53] mean epoch of RA (Note 4) (time.epoch) (TIME_EPOCH)
EpDEm	1988.65	yr	[1911.94,1992.01] mean epoch of Dec (Note 4) (time.epoch) (TIME_EPOCH)
Num	2		[2,36] Number of positions used (meta.id) (ID_NUMBER)
q_RAmdeg			[0.0,9.9] Goodness of fit for mean RA (Note 6) (meta.code.qual) (CODE_QUALITY)
q_DEmdeg			[0.0,9.9] Goodness of fit for mean Dec (Note 6) (meta.code.qual) (CODE_QUALITY)
q_pmRA			[0.0,9.9] Goodness of fit for pmRA (Note 6) (meta.code.qual) (CODE_QUALITY)
q_pmDE			[0.0,9.9] Goodness of fit for pmDE (Note 6) (meta.code.qual) (CODE_QUALITY)
BTmag	12.284	mag	[2.183,16.581] Tycho-2 BT magnitude (Note 7) (phot.mag;em.opt.B) (PHOT_TYCHO_B)
e_BTmag	0.130	mag	[0.014,1.977] s.e. of BT (Note 7) (stat.error) (ERROR)
VTmag	11.994	mag	[1.905,15.193] Tycho-2 VT magnitude (Note 7) (phot.mag;em.opt.V) (PHOT_TYCHO_V)
e_VTmag	0.145	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] 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)	215.65053833	deg	⁽ⁱ⁾ Observed Tycho-2 Right Ascension, ICRS (pos.eq.ra;meta.main) (POS_EQ_RA_MAIN)
DE(ICRS)	-77.36872917	deg	⁽ⁱ⁾ Observed Tycho-2 Declination, ICRS (pos.eq.dec;meta.main) (POS_EQ_DEC_MAIN)
EpRA-1990	1.60	yr	[0.81,2.13] epoch-1990 of RAdeg (time.epoch) (TIME_EPOCH)
EpDE-1990	1.65	yr	[0.72,2.36] epoch-1990 of DEdeg (time.epoch) (TIME_EPOCH)
e_RAdeg	66.9	mas	s.e.RAcos(dec), of observed Tycho-2 RA (Note 5)* (stat.error) (ERROR)
e_DEdeg	64.9	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	-0.1		[-1,1] correlation (RAdeg,DEdeg) (stat.correlation) (STAT_CORRELATION)

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