WDS 21077+3022 UC 256

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21077+3022
UC 256

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Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

WDS 21077+3022 : COMPONENTS

	A
B	pa=64.0° sep=42.53"

21077+3022 A

Componente originario normalizzato	AB		Coord arcsec 2000	210740.74+302211.7		Mag	8.79		Spectral class	G0V (yellow)
PmRA	-6.00		PmDE	-70.0		Tycho2	2701-00565-1

Tycho2

Tycho2	2701-00565-1		Pflag			RAmdeg	316.91974311		DEmdeg	30.36991049
PmRA	-8.5		PmDE	-69.3		E RAmdeg	8		E DEmdeg	7
E pmRA	1.3		E pmDE	1.2		EpRAm	1990.68		EpDEm	1990.98
Num	10		Q RAmdeg	1.2		Q DEmdeg	0.9		Q pmRA	1.2
Q pmDE	0.8		BTmag	9.430		E BTmag	0.017		VTmag	8.787
E VTmag	0.013		Prox	480		TYC	T		HIP
CCDM			RAdeg	316.91976694		DEdeg	30.37007139		EpRA 1990	1.45
EpDE 1990	1.66		E RAdeg	7.6		E DEdeg	6.7		Posflg
Corr	0.0

21077+3022 B

Componente originario normalizzato	AB		Coord arcsec 2000	210743.69+302230.3		Mag	11.1		PmRA	-10.00
PmDE	-64.0		Tycho2	2701-00841-1		Calc delta mag	2.31		Calc coord	yes

Tycho2

Tycho2	2701-00841-1		Pflag			RAmdeg	316.93404489		DEmdeg	30.37504359
PmRA	-4.1		PmDE	-68.1		E RAmdeg	50		E DEmdeg	44
E pmRA	2.0		E pmDE	2.0		EpRAm	1983.35		EpDEm	1985.16
Num	5		Q RAmdeg	1.2		Q DEmdeg	1.1		Q pmRA	1.2
Q pmDE	1.1		BTmag	12.449		E BTmag	0.168		VTmag	11.102
E VTmag	0.065		Prox	480		TYC			HIP
CCDM			RAdeg	316.93404611		DEdeg	30.37520111		EpRA 1990	1.45
EpDE 1990	1.66		E RAdeg	55.5		E DEdeg	47.9		Posflg
Corr	0.1