WDS 20447+4131 MLB 25

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20447+4131
MLB 25

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

WDS 20447+4131 : COMPONENTS

	A
B	pa=201.0° sep=5.46"

20447+4131 A

Componente originario normalizzato	AB		Coord arcsec 2000	204441.91+413032.8		Mag	10.68		PmRA	-5.00
PmDE	-9.0		Tycho2	3174-00742-1

Tycho2

Tycho2	3174-00742-1		Pflag			RAmdeg	311.17461784		DEmdeg	41.50909906
PmRA	-4.5		PmDE	-7.0		E RAmdeg	28		E DEmdeg	28
E pmRA	1.5		E pmDE	1.5		EpRAm	1987.95		EpDEm	1987.73
Num	3		Q RAmdeg	0.6		Q DEmdeg	2.8		Q pmRA	0.6
Q pmDE	2.7		BTmag	11.053		E BTmag	0.047		VTmag	10.676
E VTmag	0.048		Prox	58		TYC	T		HIP
CCDM			RAdeg	311.17463167		DEdeg	41.50911500		EpRA 1990	1.63
EpDE 1990	1.74		E RAdeg	29.3		E DEdeg	29.2		Posflg
Corr	0.0

20447+4131 B

Componente originario normalizzato	AB		Coord arcsec 2000	204441.74+413027.7		Mag	10.85		PmRA	-6.00
PmDE	-9.0		Tycho2	3174-00742-2		Calc delta mag	0.17		Calc coord	yes

Tycho2

Tycho2	3174-00742-2		Pflag			RAmdeg	311.17361069		DEmdeg	41.50767067
PmRA	-8.4		PmDE	-9.6		E RAmdeg	33		E DEmdeg	33
E pmRA	1.6		E pmDE	1.6		EpRAm	1987.29		EpDEm	1986.85
Num	3		Q RAmdeg	1.1		Q DEmdeg	1.7		Q pmRA	1.1
Q pmDE	1.6		BTmag	11.259		E BTmag	0.056		VTmag	10.850
E VTmag	0.058		Prox	58		TYC	T		HIP
CCDM			RAdeg	311.17363667		DEdeg	41.50769250		EpRA 1990	1.65
EpDE 1990	1.75		E RAdeg	34.3		E DEdeg	34.3		Posflg
Corr	0.0