WDS 20309-6648 MLO 89

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20309-6648
MLO 89

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

WDS 20309-6648 : COMPONENTS

	A
B	pa=159.7° sep=4.05"

20309-6648 A

Componente originario normalizzato	AB		Coord arcsec 2000	203052.75-664842.2		Mag	10.19		Spectral class	F7/8V (yellow-white)
PmRA	36.00		PmDE	17.0		Tycho2	9099-01753-1

Tycho2

Tycho2	9099-01753-1		Pflag			RAmdeg	307.71979416		DEmdeg	-66.81173291
PmRA	38.6		PmDE	19.8		E RAmdeg	18		E DEmdeg	17
E pmRA	2.3		E pmDE	2.2		EpRAm	1991.04		EpDEm	1991.14
Num	3		Q RAmdeg	0.1		Q DEmdeg	0.1		Q pmRA	0.1
Q pmDE	0.1		BTmag	10.814		E BTmag	0.032		VTmag	10.194
E VTmag	0.026		Prox	52		TYC	T		HIP
CCDM			RAdeg	307.71956639		DEdeg	-66.81177833		EpRA 1990	1.64
EpDE 1990	1.74		E RAdeg	18.4		E DEdeg	16.6		Posflg
Corr	0.2

20309-6648 B

Componente originario normalizzato	AB		Coord arcsec 2000	203052.99-664846.0		Mag	10.25		PmRA	40.00
PmDE	20.0		Tycho2	9099-01691-1		Calc delta mag	0.06		Calc coord	yes

Tycho2

Tycho2	9099-01691-1		Pflag			RAmdeg	307.72220842		DEmdeg	-66.81283039
PmRA	39.6		PmDE	18.7		E RAmdeg	19		E DEmdeg	17
E pmRA	2.3		E pmDE	2.2		EpRAm	1990.98		EpDEm	1991.14
Num	3		Q RAmdeg	0.1		Q DEmdeg	0.1		Q pmRA	0.1
Q pmDE	0.1		BTmag	10.792		E BTmag	0.032		VTmag	10.251
E VTmag	0.027		Prox	52		TYC	T		HIP
CCDM			RAdeg	307.72197528		DEdeg	-66.81287333		EpRA 1990	1.65
EpDE 1990	1.74		E RAdeg	18.8		E DEdeg	16.7		Posflg
Corr	0.2