WDS 21011-2944 SKF 2097 (HD 199917)

You're not logged.

Login

Less is more. Filter out doubles you can't observe!
Register here

Search

Actions

Advanced Search
Go to Simbad
New report
New measure
Login

Computed Lists

Populars
Latest Populars
Doubles in session

Current system

21011-2944
SKF 2097
HD 199917

Selections

Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

WDS 21011-2944 : COMPONENTS

	A
B	pa=155.0° sep=85.14"

21011-2944 A

Componente originario normalizzato	AB		Name	HD 199917		Coord arcsec 2000	210103.30-294343.2		Mag	7.1
Spectral class	A2IV (white)		PmRA	18.00		PmDE	-41.0		SAO	189930
HIP	103720		Tycho2	6935-00739-1		HD	199917		GC	29320
CD	CD-3018336		CP	CP-30 6412

Tycho2

Tycho2	6935-00739-1		Pflag			RAmdeg	315.26373972		DEmdeg	-29.72865565
PmRA	19.9		PmDE	-38.9		E RAmdeg	4		E DEmdeg	5
E pmRA	1.3		E pmDE	1.3		EpRAm	1991.42		EpDEm	1991.15
Num	13		Q RAmdeg	1.0		Q DEmdeg	0.4		Q pmRA	1.0
Q pmDE	0.4		BTmag	7.268		E BTmag	0.015		VTmag	7.097
E VTmag	0.011		Prox	876		TYC	T		HIP	103720
CCDM			RAdeg	315.26368667		DEdeg	-29.72856444		EpRA 1990	1.69
EpDE 1990	1.55		E RAdeg	4.4		E DEdeg	4.8		Posflg
Corr	-0.1

SAO

SAO	189930		DelFlag			RA1950			PmRA1950	0.0014
DE1950			PmDE1950	-0.049		Vmag	7.1		SpType	A0
Double code			Source	70		CatNum	29320		DM	CD-3018336
DMcomp			BDsup			HD	199917		M HD	0
GC	29320		RA1950rad	5.48922707		DE1950rad	-0.52228668		PmRA2000	0.0013
PmDE2000	-0.052

Hipparcos

Catalog	H		HIP	103720		Proxy			RAhms	21 01 03.28
DEdms	-29 43 42.8		Vmag	7.09		VarFlag			R Vmag	H
RAdeg	315.264		DEdeg	-29.7286		AstroRef			Plx	7.56
CCDM			N CCDM			Nsys			Ncomp	1
MultFlag			Source			Qual			M HIP
Theta			Rho			HD	199917		BD
CD	CD-3018336		CP	CP-30 6412		Dm number	-3018336		VIred	0.38
SpType	A2III/IV		R SpType			Coord arcsec 2000	210103.28-294342.8

Hipparcos 2

HIP	103720		Sn	5		So	0		Nc	1
RArad	5.5023892653		DErad	-0.518861262		Plx	5.37		PmRA	24.58
PmDE	-39.73		E RArad	0.42		E DErad	0.32		E Plx	0.48
E pmRA	0.59		E pmDE	0.46		Hpmag	7.1376		E Hpmag	0.0015
SHp	0.009		VA	0		BV	0.153		E BV	0.01
VI	0.17

21011-2944 B

Componente originario normalizzato	AB		Coord arcsec 2000	210106.06-294500.4		Mag	8.18		Spectral class	F0V (yellow-white)
PmRA	17.00		PmDE	-41.0		SAO	189933		HIP	103726
Tycho2	6935-00615-1		HD	199929		GC	29325		CD	CD-3018337
CP	CP-30 6413		Calc delta mag	1.08		Calc coord	yes

Tycho2

Tycho2	6935-00615-1		Pflag			RAmdeg	315.27694855		DEmdeg	-29.75011158
PmRA	16.7		PmDE	-41.1		E RAmdeg	6		E DEmdeg	8
E pmRA	1.4		E pmDE	1.4		EpRAm	1991.29		EpDEm	1990.88
Num	12		Q RAmdeg	0.7		Q DEmdeg	1.4		Q pmRA	0.7
Q pmDE	1.4		BTmag	8.492		E BTmag	0.017		VTmag	8.179
E VTmag	0.014		Prox	876		TYC	T		HIP	103726
CCDM			RAdeg	315.27690472		DEdeg	-29.75001556		EpRA 1990	1.71
EpDE 1990	1.57		E RAdeg	6.3		E DEdeg	7.7		Posflg
Corr	-0.2

SAO

SAO	189933		DelFlag			RA1950			PmRA1950	0.0012
DE1950			PmDE1950	-0.037		Vmag	8		SpType	A5
Double code			Source	70		CatNum	29325		DM	CD-3018337
DMcomp			BDsup			HD	199929		M HD	0
GC	29325		RA1950rad	5.4894565		DE1950rad	-0.52266079		PmRA2000	0.0011
PmDE2000	-0.04

Hipparcos

Catalog	H		HIP	103726		Proxy			RAhms	21 01 06.46
DEdms	-29 45 00.0		Vmag	8.16		VarFlag			R Vmag	H
RAdeg	315.277		DEdeg	-29.75		AstroRef			Plx	9.33
CCDM			N CCDM			Nsys			Ncomp	1
MultFlag			Source			Qual			M HIP
Theta			Rho			HD	199929		BD
CD	CD-3018337		CP	CP-30 6413		Dm number	-3018337		VIred	0.37
SpType	F0V		R SpType			Coord arcsec 2000	210106.46-294500.0

Hipparcos 2

HIP	103726		Sn	5		So	0		Nc	1
RArad	5.5026199377		DErad	-0.5192356487		Plx	7.45		PmRA	16.23
PmDE	-40.45		E RArad	0.69		E DErad	0.53		E Plx	0.86
E pmRA	1.02		E pmDE	0.81		Hpmag	8.2441		E Hpmag	0.0017
SHp	0.012		VA	0		BV	0.324		E BV	0.021
VI	0.38