WDS 22170+0108 GRV 557

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22170+0108
GRV 557

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

WDS 22170+0108 : COMPONENTS

	A
B	pa=189.8° sep=55.02"

22170+0108 A

Componente originario normalizzato	AB		Coord arcsec 2000	221703.35+010823.2		Mag	9.59		Spectral class	G (yellow)
PmRA	31.00		PmDE	16.0		Tycho2	0559-01326-1

Tycho2

Tycho2	0559-01326-1		Pflag			RAmdeg	334.26396379		DEmdeg	1.13976892
PmRA	29.8		PmDE	17.4		E RAmdeg	15		E DEmdeg	18
E pmRA	1.0		E pmDE	1.0		EpRAm	1985.07		EpDEm	1982.24
Num	11		Q RAmdeg	1.3		Q DEmdeg	0.9		Q pmRA	1.3
Q pmDE	0.9		BTmag	10.235		E BTmag	0.038		VTmag	9.594
E VTmag	0.030		Prox	550		TYC	T		HIP
CCDM			RAdeg	334.26389500		DEdeg	1.13973194		EpRA 1990	1.81
EpDE 1990	1.58		E RAdeg	17.8		E DEdeg	23.3		Posflg
Corr	0.0

22170+0108 B

Componente originario normalizzato	AB		Coord arcsec 2000	221702.73+010729.0		Mag	10.6		PmRA	33.00
PmDE	18.0		Tycho2	0559-01778-1		Calc delta mag	1.01		Calc coord	yes

Tycho2

Tycho2	0559-01778-1		Pflag			RAmdeg	334.26133293		DEmdeg	1.12469451
PmRA	29.8		PmDE	15.3		E RAmdeg	28		E DEmdeg	27
E pmRA	1.2		E pmDE	1.2		EpRAm	1975.38		EpDEm	1973.18
Num	6		Q RAmdeg	0.8		Q DEmdeg	0.9		Q pmRA	0.7
Q pmDE	0.9		BTmag	11.547		E BTmag	0.104		VTmag	10.597
E VTmag	0.067		Prox	550		TYC	T		HIP
CCDM			RAdeg	334.26125528		DEdeg	1.12467694		EpRA 1990	1.78
EpDE 1990	1.53		E RAdeg	45.3		E DEdeg	58.7		Posflg
Corr	0.0