WDS 07225-1218 TDS 364 (HD 57818)

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07225-1218
TDS 364
HD 57818

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

WDS 07225-1218 : COMPONENTS

	A
B	pa=17.2° sep=3.62"

07225-1218 A

Componente originario normalizzato	AB		Name	HD 57818		Coord arcsec 2000	072230.07-121756.1		Mag	10.7
Spectral class	G9III (yellow)		PmRA	-9.00		PmDE	2.0		Tycho2	5403-01926-1
HD	57818

Tycho2

Tycho2	5403-01926-1		Pflag	P		RAmdeg	110.62529152		DEmdeg	-12.29890683
PmRA	-8.8		PmDE	2.2		E RAmdeg	37		E DEmdeg	41
E pmRA	2.1		E pmDE	2.1		EpRAm	1988.11		EpDEm	1986.97
Num	3		Q RAmdeg	0.9		Q DEmdeg	2.6		Q pmRA	0.9
Q pmDE	2.6		BTmag	11.912		E BTmag	0.091		VTmag	10.701
E VTmag	0.051		Prox	10		TYC	T		HIP
CCDM			RAdeg	110.62536333		DEdeg	-12.29901250		EpRA 1990	1.70
EpDE 1990	1.57		E RAdeg	38.2		E DEdeg	41.7		Posflg	D
Corr	0.2

07225-1218 B

Componente originario normalizzato	AB		Coord arcsec 2000	072230.14-121752.6		Mag	11.38		PmRA	-9.00
PmDE	2.0		Tycho2	5403-01926-2		Calc delta mag	0.68		Calc coord	yes

Tycho2

Tycho2	5403-01926-2		Pflag	P		RAmdeg	110.62529152		DEmdeg	-12.29890683
PmRA	-8.8		PmDE	2.2		E RAmdeg	37		E DEmdeg	41
E pmRA	2.1		E pmDE	2.1		EpRAm	1988.11		EpDEm	1986.97
Num	3		Q RAmdeg	0.9		Q DEmdeg	2.6		Q pmRA	0.9
Q pmDE	2.6		BTmag	12.089		E BTmag	0.119		VTmag	11.378
E VTmag	0.090		Prox	10		TYC	T		HIP
CCDM			RAdeg	110.62524333		DEdeg	-12.29877556		EpRA 1990	1.70
EpDE 1990	1.57		E RAdeg	56.9		E DEdeg	62.2		Posflg	D
Corr	0.2