WDS 17485-2237 DAW 30 (HD 161803)

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17485-2237
DAW 30
HD 161803

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

WDS 17485-2237 : COMPONENTS

	A
B	pa=133.4° sep=1.02"

17485-2237 A

Componente originario normalizzato	AB		Name	HD 161803		Coord arcsec 2000	174830.83-223724.4		Mag	10.89
Spectral class	B7/9IV: (blue-white)		PmRA	5.00		PmDE	-8.0		Tycho2	6828-00924-1
HD	161803		ADS	10802		DM	BD-22 4429

Tycho2

Tycho2	6828-00924-1		Pflag	P		RAmdeg	267.12846876		DEmdeg	-22.62345155
PmRA	5.3		PmDE	-7.7		E RAmdeg	50		E DEmdeg	54
E pmRA	3.5		E pmDE	3.6		EpRAm	1987.36		EpDEm	1986.87
Num	4		Q RAmdeg	1.6		Q DEmdeg	0.3		Q pmRA	1.6
Q pmDE	0.3		BTmag	11.165		E BTmag	0.081		VTmag	10.888
E VTmag	0.105		Prox	12		TYC	T		HIP
CCDM			RAdeg	267.12833583		DEdeg	-22.62335694		EpRA 1990	1.70
EpDE 1990	1.56		E RAdeg	57.1		E DEdeg	62.4		Posflg	D
Corr	-0.1

17485-2237 B

Componente originario normalizzato	AB		Coord arcsec 2000	174830.88-223725.1		Mag	11.04		PmRA	5.00
PmDE	-8.0		Tycho2	6828-00924-2		Calc delta mag	0.15		Calc coord	yes

Tycho2

Tycho2	6828-00924-2		Pflag	P		RAmdeg	267.12846876		DEmdeg	-22.62345155
PmRA	5.3		PmDE	-7.7		E RAmdeg	50		E DEmdeg	54
E pmRA	3.5		E pmDE	3.6		EpRAm	1987.36		EpDEm	1986.87
Num	4		Q RAmdeg	1.6		Q DEmdeg	0.3		Q pmRA	1.6
Q pmDE	0.3		BTmag	11.456		E BTmag	0.102		VTmag	11.035
E VTmag	0.119		Prox	12		TYC			HIP
CCDM			RAdeg	267.12860806		DEdeg	-22.62355528		EpRA 1990	1.70
EpDE 1990	1.55		E RAdeg	68.9		E DEdeg	75.4		Posflg	D
Corr	-0.1