WDS 21530+4121 GRV 516

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21530+4121
GRV 516

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

WDS 21530+4121 : COMPONENTS

	A
B	pa=157.3° sep=13.59"

21530+4121 A

Componente originario normalizzato	AB		Coord arcsec 2000	215305.28+412120.0		Mag	10		Spectral class	F0 (yellow-white)
PmRA	40.00		PmDE	9.0		Tycho2	3193-01282-1

Tycho2

Tycho2	3193-01282-1		Pflag			RAmdeg	328.27198097		DEmdeg	41.35556909
PmRA	38.1		PmDE	11.9		E RAmdeg	15		E DEmdeg	15
E pmRA	1.2		E pmDE	1.2		EpRAm	1988.81		EpDEm	1989.04
Num	7		Q RAmdeg	1.0		Q DEmdeg	1.3		Q pmRA	1.0
Q pmDE	1.2		BTmag	10.469		E BTmag	0.028		VTmag	9.999
E VTmag	0.025		Prox	143		TYC	T		HIP
CCDM			RAdeg	328.27185889		DEdeg	41.35554306		EpRA 1990	1.57
EpDE 1990	1.66		E RAdeg	16.3		E DEdeg	15.5		Posflg
Corr	0.1

21530+4121 B

Componente originario normalizzato	AB		Coord arcsec 2000	215305.75+412107.5		Mag	11.7		PmRA	38.00
PmDE	10.0		Tycho2	3193-02336-1		Calc delta mag	1.7		Calc coord	yes

Tycho2

Tycho2	3193-02336-1		Pflag			RAmdeg	328.27446014		DEmdeg	41.35207016
PmRA	37.4		PmDE	9.4		E RAmdeg	64		E DEmdeg	59
E pmRA	2.0		E pmDE	1.8		EpRAm	1978.97		EpDEm	1979.23
Num	3		Q RAmdeg	0.7		Q DEmdeg	0.5		Q pmRA	0.6
Q pmDE	0.6		BTmag	12.681		E BTmag	0.184		VTmag	11.697
E VTmag	0.108		Prox	143		TYC			HIP
CCDM			RAdeg	328.27434333		DEdeg	41.35204833		EpRA 1990	1.55
EpDE 1990	1.66		E RAdeg	68.5		E DEdeg	63.1		Posflg
Corr	0.1