WDS 19557-1305 HLD 153 (HD 188448)

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19557-1305
HLD 153
HD 188448

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

WDS 19557-1305 : COMPONENTS

	A
B	pa=106.4° sep=1.89"

19557-1305 A

Componente originario normalizzato	AB		Name	HD 188448		Coord arcsec 2000	195539.70-130431.1		Mag	10.02
Spectral class	F2V (yellow-white)		PmRA	-2.00		PmDE	-12.0		Tycho2	5746-00018-1
HD	188448

Tycho2

Tycho2	5746-00018-1		Pflag	P		RAmdeg	298.91542706		DEmdeg	-13.07531706
PmRA	-1.8		PmDE	-12.4		E RAmdeg	23		E DEmdeg	28
E pmRA	2.2		E pmDE	2.2		EpRAm	1989.96		EpDEm	1989.04
Num	4		Q RAmdeg	2.6		Q DEmdeg	0.5		Q pmRA	2.6
Q pmDE	0.5		BTmag	10.532		E BTmag	0.044		VTmag	10.019
E VTmag	0.040		Prox	19		TYC	T		HIP
CCDM			RAdeg	298.91530028		DEdeg	-13.07524167		EpRA 1990	1.69
EpDE 1990	1.54		E RAdeg	24.2		E DEdeg	28.8		Posflg	D
Corr	-0.2

19557-1305 B

Componente originario normalizzato	AB		Coord arcsec 2000	195539.82-130431.6		Mag	10.75		PmRA	-2.00
PmDE	-12.0		Tycho2	5746-00018-2		Calc delta mag	0.73		Calc coord	yes

Tycho2

Tycho2	5746-00018-2		Pflag	P		RAmdeg	298.91542706		DEmdeg	-13.07531706
PmRA	-1.8		PmDE	-12.4		E RAmdeg	23		E DEmdeg	28
E pmRA	2.2		E pmDE	2.2		EpRAm	1989.96		EpDEm	1989.04
Num	4		Q RAmdeg	2.6		Q DEmdeg	0.5		Q pmRA	2.6
Q pmDE	0.5		BTmag	11.280		E BTmag	0.076		VTmag	10.752
E VTmag	0.072		Prox	19		TYC	T		HIP
CCDM			RAdeg	298.91580639		DEdeg	-13.07542722		EpRA 1990	1.69
EpDE 1990	1.55		E RAdeg	42.0		E DEdeg	49.4		Posflg	D
Corr	-0.2