WDS 08558+6458 ARG 21 AB (AC UMa)

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08558+6458
ARG 21 AB
AC UMa

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

WDS 08558+6458 : COMPONENTS

	A
B	pa=124.3° sep=10.63"

08558+6458 A

Var name	AC UMa		Coord arcsec 2000	085551.01+645821.6		Mag	10.01		Spectral class	G0 (yellow)
PmRA	-45.00		PmDE	-44.0		Tycho2	4131-00083-1		DM	BD+65 671

Tycho2

Tycho2	4131-00083-1		Pflag			RAmdeg	133.96252926		DEmdeg	64.97266170
PmRA	-42.5		PmDE	-41.9		E RAmdeg	13		E DEmdeg	12
E pmRA	1.4		E pmDE	1.4		EpRAm	1989.88		EpDEm	1990.68
Num	8		Q RAmdeg	0.9		Q DEmdeg	0.8		Q pmRA	0.9
Q pmDE	0.9		BTmag	10.531		E BTmag	0.024		VTmag	10.009
E VTmag	0.020		Prox	206		TYC	T		HIP
CCDM			RAdeg	133.96277056		DEdeg	64.97276000		EpRA 1990	1.51
EpDE 1990	1.67		E RAdeg	13.7		E DEdeg	11.6		Posflg
Corr	-0.4

08558+6458 B

Coord arcsec 2000	085552.39+645815.6		Mag	10.45		PmRA	5.00		PmDE	-11.0
Tycho2	4131-00281-1		Calc delta mag	0.44		Calc coord	yes

Tycho2

Tycho2	4131-00281-1		Pflag			RAmdeg	133.97553847		DEmdeg	64.97082739
PmRA	7.9		PmDE	-13.0		E RAmdeg	15		E DEmdeg	13
E pmRA	1.4		E pmDE	1.5		EpRAm	1989.57		EpDEm	1990.21
Num	7		Q RAmdeg	1.3		Q DEmdeg	1.5		Q pmRA	1.4
Q pmDE	1.4		BTmag	10.563		E BTmag	0.025		VTmag	10.450
E VTmag	0.027		Prox	206		TYC	T		HIP
CCDM			RAdeg	133.97550167		DEdeg	64.97086000		EpRA 1990	1.51
EpDE 1990	1.66		E RAdeg	15.8		E DEdeg	13.5		Posflg
Corr	-0.4