WDS 21121-4128 BVD 153 (HD 201631)

You're not logged.

Login

Filter only those doubles you can observe? Yes, you can!
Register here

Search

Actions

Advanced Search
Go to Simbad
New report
New measure
Login

Computed Lists

Populars
Latest Populars
Doubles in session

Current system

21121-4128
BVD 153
HD 201631

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 21121-4128 : COMPONENTS

	A
B	pa=139.8° sep=38.28"

21121-4128 A

Name	HD 201631		Coord arcsec 2000	211208.84-412750.4		Mag	10.21		Spectral class	F5V (yellow-white)
PmRA	61.00		PmDE	12.0		Tycho2	7974-00946-1		HD	201631

Tycho2

Tycho2	7974-00946-1		Pflag			RAmdeg	318.03704656		DEmdeg	-41.46397226
PmRA	64.7		PmDE	12.2		E RAmdeg	20		E DEmdeg	23
E pmRA	2.1		E pmDE	2.0		EpRAm	1990.75		EpDEm	1990.25
Num	3		Q RAmdeg	1.1		Q DEmdeg	0.5		Q pmRA	1.1
Q pmDE	0.5		BTmag	10.882		E BTmag	0.037		VTmag	10.357
E VTmag	0.032		Prox	441		TYC	T		HIP
CCDM			RAdeg	318.03684944		DEdeg	-41.46400000		EpRA 1990	1.80
EpDE 1990	1.79		E RAdeg	20.3		E DEdeg	22.5		Posflg
Corr	-0.4

21121-4128 B

Coord arcsec 2000	211211.04-412819.7		Mag	11.13		Spectral class	F6V (yellow-white)		PmRA	63.00
PmDE	16.0		Tycho2	7974-00244-1		Calc delta mag	0.92		Calc coord	yes

Tycho2

Tycho2	7974-00244-1		Pflag			RAmdeg	318.04922110		DEmdeg	-41.47214533
PmRA	60.9		PmDE	10.0		E RAmdeg	35		E DEmdeg	41
E pmRA	2.1		E pmDE	2.0		EpRAm	1988.55		EpDEm	1986.70
Num	3		Q RAmdeg	0.0		Q DEmdeg	0.7		Q pmRA	0.0
Q pmDE	0.7		BTmag	11.713		E BTmag	0.060		VTmag	11.176
E VTmag	0.063		Prox	441		TYC	T		HIP
CCDM			RAdeg	318.04903611		DEdeg	-41.47216833		EpRA 1990	1.81
EpDE 1990	1.76		E RAdeg	35.7		E DEdeg	41.6		Posflg
Corr	-0.4