WDS 20087+6730 SKF 1244

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20087+6730
SKF 1244

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

WDS 20087+6730 : COMPONENTS

	A
B	pa=181.4° sep=97.74"

20087+6730 A

Componente originario normalizzato	AB		Coord arcsec 2000	200841.54+672947.2		Mag	9.88		Spectral class	F5 (yellow-white)
PmRA	19.00		PmDE	22.0		Tycho2	4244-00507-1

Tycho2

Tycho2	4244-00507-1		Pflag			RAmdeg	302.17308662		DEmdeg	67.49645308
PmRA	21.8		PmDE	17.9		E RAmdeg	16		E DEmdeg	16
E pmRA	1.5		E pmDE	1.5		EpRAm	1989.47		EpDEm	1989.74
Num	6		Q RAmdeg	0.5		Q DEmdeg	0.6		Q pmRA	0.5
Q pmDE	0.6		BTmag	10.418		E BTmag	0.032		VTmag	9.880
E VTmag	0.027		Prox	979		TYC	T		HIP
CCDM			RAdeg	302.17295611		DEdeg	67.49641222		EpRA 1990	1.68
EpDE 1990	1.76		E RAdeg	17.4		E DEdeg	16.9		Posflg
Corr	-0.1

20087+6730 B

Componente originario normalizzato	AB		Coord arcsec 2000	200841.13+672809.5		Mag	10.2		Spectral class	F8 (yellow-white)
PmRA	18.00		PmDE	24.0		Tycho2	4244-00145-1		Calc delta mag	0.32
Calc coord	yes

Tycho2

Tycho2	4244-00145-1		Pflag			RAmdeg	302.16852002		DEmdeg	67.46931674
PmRA	19.5		PmDE	23.3		E RAmdeg	20		E DEmdeg	20
E pmRA	1.7		E pmDE	1.7		EpRAm	1989.23		EpDEm	1989.26
Num	4		Q RAmdeg	2.5		Q DEmdeg	1.0		Q pmRA	2.5
Q pmDE	1.1		BTmag	10.754		E BTmag	0.039		VTmag	10.201
E VTmag	0.034		Prox	979		TYC	T		HIP
CCDM			RAdeg	302.16840250		DEdeg	67.46926250		EpRA 1990	1.70
EpDE 1990	1.76		E RAdeg	22.2		E DEdeg	22.2		Posflg
Corr	-0.1