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I/80/n30

Catalog of 5268 Standard Stars, Normal System N30 (Morgan 1952)

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The N30 catalog of 5268 standard stars (5268 rows)

recno=2499

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*Column*	*Value*		*Explain (UCD)*
_RAJ2000	10 32 48.67812	"h:m:s"	Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra) (POS_EQ_RA)
_DEJ2000	+09 18 23.5304	"d:m:s"	Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec) (POS_EQ_DEC)
_RAB1950	10 30 10.76731	"h:m:s"	Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra) (POS_EQ_RA)
_DEB1950	+09 33 52.0452	"d:m:s"	Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec) (POS_EQ_DEC)
_Glon	234.88711083	deg	Galactic longitude at Epoch=J1950, proper motions taken into account (pos.galactic.lon) (POS_GAL_LON)
_Glat	+52.76744164	deg	Galactic latitude at Epoch=J1950, proper motions taken into account (pos.galactic.lat) (POS_GAL_LAT)
2499recno	2499		Record number assigned by the VizieR team. Should Not be used for identification. (meta.record) (RECORD)

N30	2499		⁽ⁱ⁾ N30 running number (meta.id;meta.main) (ID_NUMBER)
DM	+10 2166		DM number (Present for all stars) (meta.id;meta.main) (ID_MAIN)
GC	14487		[1/33342] GC number (blank if not present) (meta.id) (ID_ALTERNATIVE)
HPmag	3.85	mag	Harvard photometric magnitude (Note) (phot.mag;em.opt.B) (PHOT_PHG_B)
HDSp	B0p		Henry Draper (HD) spectral type (Note) (src.spType) (SPECT_TYPE_GENERAL)
RAB1950	10 30 10.776	"h:m:s"	⁽ⁱ⁾ Right ascension (equinox B1950.0) in hours (Note) (pos.eq.ra;meta.main) (POS_EQ_RA_MAIN)
RA3rd	0.01	s	Third term in right ascension (Note) (pos.eq.ra) (POS_EQ_RA_3T)
pmRA	-0.05	s/ha	Centennial proper motion in RA (pos.pm;pos.eq.ra) (POS_EQ_PMRA)
D(pmRA)		s/ha	Centennial secular variation in pmRA (pos.pm;pos.eq.ra) (POS_EQ_PMRA)
EpRA-1900	31.3	yr	Mean epoch of RA (0.1 yr) (1900+) (time.epoch) (TIME_EPOCH)
w_RAB1950	111		weight of RA (Note) (stat.weight) (WEIGHT)
DEB1950	+09 33 52.18	"d:m:s"	⁽ⁱ⁾ Declination (equinox B1950.0) in degrees (pos.eq.dec;meta.main) (POS_EQ_DEC_MAIN)
DEC3rd	0.2	arcsec	Third term in declination (Note) (pos.eq.dec) (POS_EQ_DEC_3T)
pmDE	-7	marcsec/a	Centennial proper motion in declination (pos.pm;pos.eq.dec) (POS_EQ_PMDEC)
D(pmDE)		marcsec/a	Centennial secular variation in pmDE (arith.rate;pos.pm;pos.eq.dec) (POS_VAR_RATE)
EpDE-1900	32.1	yr	Mean epoch of DEC (0.1 yr) (1900+) (time.epoch) (TIME_EPOCH)
w_DEB1950	102		weight of DEC (Note) (stat.weight) (WEIGHT)
rem			[* ] "*" if there is a remark in remarks.dat (meta.note) (REMARKS)

_RA.icrs	10 32 48.678	"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	+09 18 24.01	"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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