WDS 19090-1915 B 2470 (HD 178319)

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19090-1915
B 2470
HD 178319

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

WDS 19090-1915 : COMPONENTS

	A
B	pa=283.1° sep=0.84"

19090-1915 A

Componente originario normalizzato	AB		Name	HD 178319		Coord arcsec 2000	190857.06-191506.9		Mag	10.51
Spectral class	F3/5V (yellow-white)		PmRA	-8.00		PmDE	8.0		Tycho2	6291-00770-1
HD	178319

Tycho2

Tycho2	6291-00770-1		Pflag	P		RAmdeg	287.23775740		DEmdeg	-19.25190477
PmRA	-8.1		PmDE	7.9		E RAmdeg	38		E DEmdeg	55
E pmRA	3.3		E pmDE	3.4		EpRAm	1989.96		EpDEm	1987.92
Num	3		Q RAmdeg	2.3		Q DEmdeg	0.5		Q pmRA	2.3
Q pmDE	0.5		BTmag	11.078		E BTmag	0.060		VTmag	10.512
E VTmag	0.057		Prox	9		TYC	T		HIP
CCDM			RAdeg	287.23786944		DEdeg	-19.25192833		EpRA 1990	1.76
EpDE 1990	1.57		E RAdeg	30.9		E DEdeg	45.5		Posflg	D
Corr	-0.1

19090-1915 B

Componente originario normalizzato	AB		Coord arcsec 2000	190857.00-191506.7		Mag	10.67		PmRA	-8.00
PmDE	8.0		Tycho2	6291-00770-2		Calc delta mag	0.16		Calc coord	yes

Tycho2

Tycho2	6291-00770-2		Pflag	P		RAmdeg	287.23775740		DEmdeg	-19.25190477
PmRA	-8.1		PmDE	7.9		E RAmdeg	38		E DEmdeg	55
E pmRA	3.3		E pmDE	3.4		EpRAm	1989.96		EpDEm	1987.92
Num	3		Q RAmdeg	2.3		Q DEmdeg	0.5		Q pmRA	2.3
Q pmDE	0.5		BTmag	11.432		E BTmag	0.080		VTmag	10.671
E VTmag	0.068		Prox	9		TYC	T		HIP
CCDM			RAdeg	287.23761444		DEdeg	-19.25191389		EpRA 1990	1.76
EpDE 1990	1.57		E RAdeg	38.0		E DEdeg	56.1		Posflg	D
Corr	-0.1