11290-6334 COO 124 AB (HD 99912)

11^h 28^m 58.32^s -63° 33' 57.6" P.A. 262.00 sep 5.9 mag 9.38,10.11 Sp A1V

Coord 2000	11290-6334		Discov num	COO 124		Comp	AB		Coord arcsec 2000	11 28 58.32 -63 33 57.6
Date first	1882		Date last	2015		Obs	16
Pa first	262		Pa last	261.7		P.A. Now (θ)	261.7°
Sep first	4.7		Sep last	5.897		Sep. Now (ρ)	5.897"
Mag pri	9.38		Mag sec	10.11		delta mag (ΔM)	0.73		Spectral class	A1V (white)
Pri motion ra	-018		Sec motion ra	-029
Pri motion dec	-004		Sec motion dec	-006
Notes

rPM=0.378

Nature of this double is uncertain.

11290-6334 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	HD 99912		11 28 58 -63 33 58	COO 124 AB	2015	16	262	5.9	9.38	10.11	0.73		<===
Show			11 28 58 -63 33 58	SHT 22 AC	2015	5	183	26.8	9.38	11.83	2.45
Show			11 28 58 -63 33 58	SHT 22 AD	2015	3	179	30.1	9.38	14.50	5.12

Quadruple system
4 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Name	HD 99912		Constellation	Centaurus		Tycho2	8976-02861-1		Gaia DR2	5333714482386869376
HD	99912