WDS 21035+2906 ARN 21 AF

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21035+2906
ARN 21 AF

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

WDS 21035+2906 : COMPONENTS

	A	B	C	D	E
B	pa=111.0° sep=4.19"
C	pa=17.1° sep=50.03"	pa=12.4° sep=50.48"
D	pa=321.0° sep=82.40"	pa=319.6° sep=86.05"	pa=283.7° sep=68.49"
E	pa=214.2° sep=98.83"	pa=216.6° sep=99.87"	pa=208.5° sep=147.37"	pa=181.5° sep=145.81"
F	pa=228.9° sep=202.80"	pa=230.0° sep=204.80"	pa=222.8° sep=246.72"	pa=207.1° sep=221.67"	pa=242.1° sep=110.11"

21035+2906 A

Name	HD 200578		Coord arcsec 2000	210329.53+290533.0		Mag	7		Spectral class	G8III (yellow)
PmRA	-7.00		PmDE	-21.0		SAO	89415		HIP	103930
Tycho2	2184-02018-1		HD	200578		GC	29414		BD	BD+28 3974

Tycho2

Tycho2	2184-02018-1		Pflag			RAmdeg	315.87303722		DEmdeg	29.09249803
PmRA	-6.9		PmDE	-20.7		E RAmdeg	4		E DEmdeg	4
E pmRA	1.2		E pmDE	1.2		EpRAm	1991.38		EpDEm	1991.30
Num	12		Q RAmdeg	2.0		Q DEmdeg	1.0		Q pmRA	2.1
Q pmDE	0.9		BTmag	8.170		E BTmag	0.016		VTmag	7.004
E VTmag	0.010		Prox	48		TYC	T		HIP	103930
CCDM	A		RAdeg	315.87305556		DEdeg	29.09254694		EpRA 1990	1.59
EpDE 1990	1.51		E RAdeg	4.2		E DEdeg	4.3		Posflg
Corr	0.1

SAO

SAO	89415		DelFlag			RA1950			PmRA1950	-0.0001
DE1950			PmDE1950	-0.019		Vmag	7		SpType	K0
Double code			Source	70		CatNum	29414		DM	BD+28 3974
DMcomp			BDsup			HD	200578		M HD	0
GC	29414		RA1950rad	5.50372815		DE1950rad	0.50429244		PmRA2000	0
PmDE2000	-0.023

Hipparcos

Catalog	H		HIP	103930		Proxy	H		RAhms	21 03 29.53
DEdms	+29 05 33.2		Vmag	6.96		VarFlag			R Vmag	G
RAdeg	315.873		DEdeg	29.0925		AstroRef	A		Plx	5.31
CCDM	21035+2905		N CCDM	I		Nsys	1		Ncomp	2
MultFlag	C		Source			Qual	C		M HIP	AB
Theta	109		Rho	4.786		HD	200578		BD	BD+28 3974
CD			CP			Dm number	+28 3974		VIred	0.97
SpType	G8III		R SpType			Coord arcsec 2000	210329.53+290533.2

Hipparcos 2

HIP	103930		Sn	15		So	3		Nc	2
RArad	5.5130248632		DErad	0.5077607261		Plx	5.07		PmRA	-5.54
PmDE	-19.62		E RArad	0.45		E DErad	0.48		E Plx	0.68
E pmRA	0.53		E pmDE	0.55		Hpmag	7.0312		E Hpmag	0.0011
SHp	0.008		VA	0		BV	0.98		E BV	0.015
VI	0.97

21035+2906 B

Coord arcsec 2000	210329.83+290531.5		Mag	11.14		PmRA	-6.00		PmDE	-19.0
Calc delta mag	4.14		Calc coord	yes

21035+2906 C

Coord arcsec 2000	210330.65+290620.8		Mag	13.59		PmRA	9.00		PmDE	1.0
Calc delta mag	6.59		Calc coord	yes

21035+2906 D

Coord arcsec 2000	210325.58+290637.1		Mag	13.02		PmRA	-4.00		PmDE	-5.0
Calc delta mag	6.02		Calc coord	yes

21035+2906 E

Coord arcsec 2000	210325.29+290411.3		Mag	12.25		PmRA	3.00		PmDE	0.0
Calc delta mag	5.25		Calc coord	yes

21035+2906 F

Coord arcsec 2000	210317.87+290319.7		Mag	9.99		PmRA	-12.00		PmDE	-7.0
SAO	89412		Tycho2	2184-01858-1		HD	335474		DM	BD+28 3973
Calc delta mag	2.99		Calc coord	yes

Tycho2

Tycho2	2184-01858-1		Pflag			RAmdeg	315.81739115		DEmdeg	29.05550829
PmRA	-12.6		PmDE	-6.6		E RAmdeg	17		E DEmdeg	19
E pmRA	1.5		E pmDE	1.4		EpRAm	1988.41		EpDEm	1988.26
Num	7		Q RAmdeg	1.1		Q DEmdeg	0.7		Q pmRA	1.1
Q pmDE	0.8		BTmag	10.358		E BTmag	0.030		VTmag	9.995
E VTmag	0.032		Prox	999		TYC	T		HIP
CCDM			RAdeg	315.81742361		DEdeg	29.05552472		EpRA 1990	1.53
EpDE 1990	1.53		E RAdeg	19.2		E DEdeg	19.7		Posflg
Corr	0.1

SAO

SAO	89412		DelFlag			RA1950			PmRA1950	0.0014
DE1950			PmDE1950	-0.002		Vmag	9.4		SpType	A5
Double code			Source	34		CatNum	12051		DM	BD+28 3973
DMcomp			BDsup			HD	335474		M HD	0
GC			RA1950rad	5.50275908		DE1950rad	0.50364767		PmRA2000	0.0015
PmDE2000	-0.006