WDS 17171+0434 BAL 2884

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17171+0434
BAL 2884

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

WDS 17171+0434 : COMPONENTS

	A
B	pa=203.8° sep=17.64"

17171+0434 A

Componente originario normalizzato	AB		Coord arcsec 2000	171712.54+043423.2		Mag	11.64		PmRA	-3.00
PmDE	-9.0		Tycho2	0408-00459-1

Tycho2

Tycho2	0408-00459-1		Pflag			RAmdeg	259.30225263		DEmdeg	4.57311262
PmRA	-5.7		PmDE	-8.1		E RAmdeg	73		E DEmdeg	85
E pmRA	2.6		E pmDE	2.6		EpRAm	1980.61		EpDEm	1975.49
Num	2		Q RAmdeg			Q DEmdeg			Q pmRA
Q pmDE			BTmag	13.435		E BTmag	0.352		VTmag	11.640
E VTmag	0.125		Prox	178		TYC			HIP
CCDM			RAdeg	259.30226528		DEdeg	4.57313139		EpRA 1990	1.78
EpDE 1990	1.58		E RAdeg	79.0		E DEdeg	95.2		Posflg
Corr	-0.2

17171+0434 B

Componente originario normalizzato	AB		Coord arcsec 2000	171712.06+043407.1		Mag	11.98		PmRA	2.00
PmDE	-10.0		Tycho2	0408-00283-1		Calc delta mag	0.34		Calc coord	yes

Tycho2

Tycho2	0408-00283-1		Pflag			RAmdeg	259.30021511		DEmdeg	4.56860435
PmRA	3.7		PmDE	-10.9		E RAmdeg	69		E DEmdeg	66
E pmRA	1.9		E pmDE	1.8		EpRAm	1969.09		EpDEm	1966.70
Num	5		Q RAmdeg	1.5		Q DEmdeg	0.8		Q pmRA	1.4
Q pmDE	0.8		BTmag	12.720		E BTmag	0.236		VTmag	12.208
E VTmag	0.196		Prox	178		TYC			HIP
CCDM			RAdeg	259.30021639		DEdeg	4.56863083		EpRA 1990	1.79
EpDE 1990	1.60		E RAdeg	87.0		E DEdeg	104.6		Posflg
Corr	-0.2