WDS 21174+4020 SEI 1492

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21174+4020
SEI 1492

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

WDS 21174+4020 : COMPONENTS

	A
B	pa=239.9° sep=19.86"

21174+4020 A

Componente originario normalizzato	AB		Coord arcsec 2000	211720.74+401956.8		Mag	11.46		PmRA	-7.00
PmDE	-7.0		Tycho2	3173-03032-1

Tycho2

Tycho2	3173-03032-1		Pflag			RAmdeg	319.33641668		DEmdeg	40.33243779
PmRA	-6.4		PmDE	-7.4		E RAmdeg	46		E DEmdeg	39
E pmRA	1.7		E pmDE	1.6		EpRAm	1982.86		EpDEm	1984.52
Num	4		Q RAmdeg	0.6		Q DEmdeg	0.2		Q pmRA	0.6
Q pmDE	0.2		BTmag	11.590		E BTmag	0.061		VTmag	11.456
E VTmag	0.088		Prox	247		TYC	T		HIP
CCDM			RAdeg	319.33643528		DEdeg	40.33245472		EpRA 1990	1.61
EpDE 1990	1.68		E RAdeg	48.4		E DEdeg	40.5		Posflg
Corr	0.0

21174+4020 B

Componente originario normalizzato	AB		Coord arcsec 2000	211719.24+401946.9		Mag	12.52		PmRA	-4.00
PmDE	-4.0		Tycho2	3173-01096-1		Calc delta mag	1.06		Calc coord	yes

Tycho2

Tycho2	3173-01096-1		Pflag			RAmdeg	319.32824601		DEmdeg	40.32960635
PmRA	-0.6		PmDE	-7.2		E RAmdeg	81		E DEmdeg	73
E pmRA	2.1		E pmDE	2.0		EpRAm	1970.85		EpDEm	1972.00
Num	4		Q RAmdeg	0.7		Q DEmdeg	1.8		Q pmRA	0.7
Q pmDE	1.8		BTmag	12.628		E BTmag	0.192		VTmag	12.503
E VTmag	0.193		Prox	247		TYC			HIP
CCDM			RAdeg	319.32824500		DEdeg	40.32962056		EpRA 1990	1.62
EpDE 1990	1.65		E RAdeg	93.4		E DEdeg	82.8		Posflg
Corr	0.0