WDS 20071-4256 DON 979

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20071-4256
DON 979

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

WDS 20071-4256 : COMPONENTS

	A
B	pa=254.2° sep=0.66"

20071-4256 A

Componente originario normalizzato	AB		Coord arcsec 2000	200708.80-425555.7		Mag	11.31		PmRA	22.00
PmDE	-19.0		Tycho2	7955-02731-1

Tycho2

Tycho2	7955-02731-1		Pflag	P		RAmdeg	301.78667488		DEmdeg	-42.93213108
PmRA	21.7		PmDE	-18.9		E RAmdeg	52		E DEmdeg	66
E pmRA	2.0		E pmDE	1.9		EpRAm	1983.65		EpDEm	1975.23
Num	4		Q RAmdeg	0.5		Q DEmdeg	1.0		Q pmRA	0.5
Q pmDE	1.1		BTmag	12.622		E BTmag	0.214		VTmag	11.309
E VTmag	0.086		Prox	9		TYC	T		HIP
CCDM			RAdeg	301.78677111		DEdeg	-42.93206083		EpRA 1990	1.64
EpDE 1990	1.41		E RAdeg	53.8		E DEdeg	73.3		Posflg	D
Corr	0.1

20071-4256 B

Componente originario normalizzato	AB		Coord arcsec 2000	200708.74-425555.9		Mag	11.41		PmRA	22.00
PmDE	-19.0		Tycho2	7955-02731-2		Calc delta mag	0.1		Calc coord	yes

Tycho2

Tycho2	7955-02731-2		Pflag	P		RAmdeg	301.78667488		DEmdeg	-42.93213108
PmRA	21.7		PmDE	-18.9		E RAmdeg	52		E DEmdeg	66
E pmRA	2.0		E pmDE	1.9		EpRAm	1983.65		EpDEm	1975.23
Num	4		Q RAmdeg	0.5		Q DEmdeg	1.0		Q pmRA	0.5
Q pmDE	1.1		BTmag	12.617		E BTmag	0.213		VTmag	11.408
E VTmag	0.093		Prox	9		TYC	T		HIP
CCDM			RAdeg	301.78644028		DEdeg	-42.93211139		EpRA 1990	1.64
EpDE 1990	1.41		E RAdeg	57.5		E DEdeg	78.1		Posflg	D
Corr	0.1