WDS 21470+2930 GRV 503

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21470+2930
GRV 503

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

WDS 21470+2930 : COMPONENTS

	A
B	pa=334.2° sep=19.79"

21470+2930 A

Componente originario normalizzato	AB		Coord arcsec 2000	214701.50+293046.5		Mag	11.29		Spectral class	G0 (yellow)
PmRA	-23.00		PmDE	-22.0		Tycho2	2214-00603-1

Tycho2

Tycho2	2214-00603-1		Pflag			RAmdeg	326.75626067		DEmdeg	29.51292569
PmRA	-19.4		PmDE	-24.6		E RAmdeg	41		E DEmdeg	49
E pmRA	1.7		E pmDE	1.7		EpRAm	1982.86		EpDEm	1978.39
Num	6		Q RAmdeg	1.0		Q DEmdeg	0.9		Q pmRA	1.1
Q pmDE	0.9		BTmag	11.847		E BTmag	0.079		VTmag	11.291
E VTmag	0.079		Prox	204		TYC	T		HIP
CCDM			RAdeg	326.75631194		DEdeg	29.51297972		EpRA 1990	1.64
EpDE 1990	1.80		E RAdeg	44.1		E DEdeg	55.3		Posflg
Corr	-0.2

21470+2930 B

Componente originario normalizzato	AB		Coord arcsec 2000	214700.84+293104.3		Mag	11.3		Spectral class	F1 (yellow-white)
PmRA	-23.00		PmDE	-23.0		Tycho2	2214-00233-1		Calc delta mag	0.01
Calc coord	yes

Tycho2

Tycho2	2214-00233-1		Pflag			RAmdeg	326.75308103		DEmdeg	29.51788307
PmRA	-21.3		PmDE	-21.1		E RAmdeg	41		E DEmdeg	50
E pmRA	1.9		E pmDE	1.9		EpRAm	1986.29		EpDEm	1983.68
Num	4		Q RAmdeg	0.9		Q DEmdeg	1.1		Q pmRA	0.9
Q pmDE	1.1		BTmag	11.715		E BTmag	0.070		VTmag	11.300
E VTmag	0.080		Prox	204		TYC	T		HIP
CCDM			RAdeg	326.75313806		DEdeg	29.51793111		EpRA 1990	1.63
EpDE 1990	1.79		E RAdeg	41.6		E DEdeg	51.7		Posflg
Corr	-0.2