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10388-1152
SCA 84

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

10388-1152 SCA 84

10^h 38^m 44.01^s -11° 53' 03.2" P.A. 264.00 sep 55.3 mag 11.42,12.29

Coord 2000	10388-1152		Discov num	SCA 84		Comp			Coord arcsec 2000	10 38 44.01 -11 53 03.2
Date first	1902		Date last	2015		Obs	10
Pa first	263		Pa last	264		P.A. Now (θ)	264°
Sep first	56.3		Sep last	55.3		Sep. Now (ρ)	55.3"
Mag pri	11.42		Mag sec	12.29		delta mag (ΔM)	0.87		Spectral class
Pri motion ra	-023		Sec motion ra	-011
Pri motion dec	-004		Sec motion dec	-006
Notes

rPM=0.521

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Precise pa	263.9		Precise sep	55.341		Constellation	Hydra		Tycho2	5495-01483-1
Gaia DR2	3754562970241161216

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
10388-1152	SCA 84		1998	5	264	55.5	11.42	12.75		D	103844.01-115303.2
10388-1152	SCA 84		2000	6	264	55.5	11.42	12.75		D	103844.01-115303.2
10388-1152	SCA 84		2010	7	264	55.4	11.42	12.29			103844.01-115303.2
10388-1152	SCA 84		2015	8	264	55.4	11.42	12.29			103844.01-115303.2

If you need more information about this double, apply for a data request form to the WDS.