WDS 19383+2542 ES 492 (HD 338643)

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19383+2542
ES 492
HD 338643

Selections

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

WDS 19383+2542 : COMPONENTS

	A
B	pa=214.0° sep=5.04"

19383+2542 A

Componente originario normalizzato	AB		Name	HD 338643		Coord arcsec 2000	193820.82+254158.0		Mag	10.66
Spectral class	G5 (yellow)		PmRA	52.00		PmDE	-4.0		Tycho2	2142-00316-2

Tycho2

Tycho2	2142-00316-2		Pflag			RAmdeg	294.58675047		DEmdeg	25.69944040
PmRA	51.2		PmDE	-5.3		E RAmdeg	42		E DEmdeg	31
E pmRA	2.5		E pmDE	2.4		EpRAm	1988.02		EpDEm	1989.97
Num	3		Q RAmdeg	0.2		Q DEmdeg	0.4		Q pmRA	0.2
Q pmDE	0.4		BTmag	12.566		E BTmag	0.177		VTmag	10.664
E VTmag	0.043		Prox	47		TYC			HIP
CCDM			RAdeg	294.58661222		DEdeg	25.69945278		EpRA 1990	1.23
EpDE 1990	1.74		E RAdeg	43.2		E DEdeg	30.5		Posflg
Corr	0.0

19383+2542 B

Componente originario normalizzato	AB		Coord arcsec 2000	193820.61+254153.8		Mag	11.02		PmRA	8.00
PmDE	5.0		Tycho2	2142-00316-1		HD	338643		Calc delta mag	0.36
Calc coord	yes

Tycho2

Tycho2	2142-00316-1		Pflag			RAmdeg	294.58605271		DEmdeg	25.69827394
PmRA	7.6		PmDE	5.3		E RAmdeg	42		E DEmdeg	31
E pmRA	2.3		E pmDE	2.3		EpRAm	1987.41		EpDEm	1989.65
Num	3		Q RAmdeg	1.7		Q DEmdeg	0.0		Q pmRA	1.7
Q pmDE	0.0		BTmag	11.630		E BTmag	0.059		VTmag	11.015
E VTmag	0.056		Prox	47		TYC	T		HIP
CCDM			RAdeg	294.58603194		DEdeg	25.69826167		EpRA 1990	1.22
EpDE 1990	1.72		E RAdeg	42.7		E DEdeg	30.5		Posflg
Corr	0.0