WDS 21317+3730 GRV 474

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21317+3730
GRV 474

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

WDS 21317+3730 : COMPONENTS

	A
B	pa=229.5° sep=21.22"

21317+3730 A

Componente originario normalizzato	AB		Coord arcsec 2000	213142.80+373034.2		Mag	10.46		PmRA	72.00
PmDE	55.0		Tycho2	3183-02464-1

Tycho2

Tycho2	3183-02464-1		Pflag			RAmdeg	322.92834182		DEmdeg	37.50950396
PmRA	73.4		PmDE	55.7		E RAmdeg	20		E DEmdeg	19
E pmRA	1.8		E pmDE	1.8		EpRAm	1988.34		EpDEm	1989.00
Num	5		Q RAmdeg	1.2		Q DEmdeg	0.6		Q pmRA	1.2
Q pmDE	0.6		BTmag	11.215		E BTmag	0.041		VTmag	10.461
E VTmag	0.031		Prox	245		TYC	T		HIP
CCDM			RAdeg	322.92812889		DEdeg	37.50937278		EpRA 1990	1.60
EpDE 1990	1.62		E RAdeg	22.5		E DEdeg	21.2		Posflg
Corr	0.1

21317+3730 B

Componente originario normalizzato	AB		Coord arcsec 2000	213141.44+373020.4		Mag	11.97		PmRA	74.00
PmDE	57.0		Tycho2	3183-02190-1		Calc delta mag	1.51		Calc coord	yes

Tycho2

Tycho2	3183-02190-1		Pflag			RAmdeg	322.92127959		DEmdeg	37.50570658
PmRA	85.6		PmDE	55.2		E RAmdeg	72		E DEmdeg	69
E pmRA	4.5		E pmDE	4.0		EpRAm	1986.93		EpDEm	1986.27
Num	3		Q RAmdeg	0.0		Q DEmdeg	0.4		Q pmRA	0.0
Q pmDE	0.4		BTmag	13.742		E BTmag	0.284		VTmag	11.966
E VTmag	0.122		Prox	245		TYC			HIP
CCDM			RAdeg	322.92102806		DEdeg	37.50557806		EpRA 1990	1.60
EpDE 1990	1.61		E RAdeg	74.7		E DEdeg	71.9		Posflg
Corr	0.1