12310-5312 B 2738 CD

12^h 31^m 03.29^s -53° 11' 05.3" P.A. 333.00 sep 3.8 mag 10.98,13.80 dist. 452.49 pc (1476.02 l.y.)

Coord 2000	12310-5312		Discov num	B 2738		Comp	CD		Coord arcsec 2000	12 31 03.29 -53 11 05.3
Date first	1942		Date last	2015		Obs	2
Pa first	335		Pa last	332.9		P.A. Now (θ)	332.9°
Sep first	3.5		Sep last	3.819		Sep. Now (ρ)	3.819"
Mag pri	10.98		Mag sec	13.80		delta mag (ΔM)	2.82		Spectral class
Pri motion ra	-011		Sec motion ra
Pri motion dec	-007		Sec motion dec
Notes	N (See Notes)

Nature of this double is uncertain.

12310-5312 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	HD 108900		12 31 03 -53 11 36	HJ 4526 AB	2015	10	258	16.3	9.81	10.31	0.50
Show			12 31 03 -53 11 36	HJ 4526 AC	2015	8	8	31.0	9.81	10.98	1.17
Show			12 31 03 -53 11 05	B 2738 CD	2015	2	333	3.8	10.98	13.80	2.82		<===

Quadruple system
4 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation	Centaurus		HIP	61063		Tycho2	8646-01657-1		Gaia DR2	6077903779308400256
HD	108899		CP	CP-52 5650		Distance	452.49		Distance ly	1476.02