WDS 18220-2143 ARA 1528 (HD 168706)

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18220-2143
ARA 1528
HD 168706

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

WDS 18220-2143 : COMPONENTS

	A
B	pa=300.1° sep=15.72"

18220-2143 A

Componente originario normalizzato	AB		Name	HD 168706		Coord arcsec 2000	182158.94-214300.0		Mag	10.27
Spectral class	G7III/IV (yellow)		PmRA	17.00		PmDE	-73.0		Tycho2	6277-01062-1
HD	168706		DM	BD-21 4962

Tycho2

Tycho2	6277-01062-1		Pflag			RAmdeg	275.49556331		DEmdeg	-21.71665924
PmRA	19.4		PmDE	-70.6		E RAmdeg	29		E DEmdeg	37
E pmRA	2.3		E pmDE	2.4		EpRAm	1989.28		EpDEm	1988.13
Num	4		Q RAmdeg	0.7		Q DEmdeg	2.2		Q pmRA	0.7
Q pmDE	2.2		BTmag	11.095		E BTmag	0.059		VTmag	10.269
E VTmag	0.045		Prox	151		TYC	T		HIP
CCDM			RAdeg	275.49551583		DEdeg	-21.71649861		EpRA 1990	1.82
EpDE 1990	1.82		E RAdeg	29.9		E DEdeg	38.3		Posflg
Corr	0.0

18220-2143 B

Componente originario normalizzato	AB		Coord arcsec 2000	182157.96-214252.1		Mag	10.46		PmRA	-55.00
PmDE	-59.0		Tycho2	6277-01372-1		Calc delta mag	0.19		Calc coord	yes

Tycho2

Tycho2	6277-01372-1		Pflag			RAmdeg	275.49148598		DEmdeg	-21.71448458
PmRA	-53.7		PmDE	-57.3		E RAmdeg	36		E DEmdeg	46
E pmRA	2.4		E pmDE	2.5		EpRAm	1988.37		EpDEm	1986.63
Num	4		Q RAmdeg	0.4		Q DEmdeg	0.2		Q pmRA	0.5
Q pmDE	0.2		BTmag	11.449		E BTmag	0.078		VTmag	10.463
E VTmag	0.054		Prox	151		TYC	T		HIP
CCDM			RAdeg	275.49161750		DEdeg	-21.71435417		EpRA 1990	1.81
EpDE 1990	1.81		E RAdeg	37.4		E DEdeg	48.3		Posflg
Corr	0.0