12072-4013 SKF 1913 AB,C (HD 105253)

12^h 07^m 09.03^s -40° 13' 58.5" P.A. 222.00 sep 45.6 mag 10.41,9.28 Sp F:+A5IV

Coord 2000	12072-4013		Discov num	SKF1913		Comp	AB,C		Coord arcsec 2000	12 07 09.03 -40 13 58.5
Date first	1905		Date last	2015		Obs	8
Pa first	222		Pa last	221.8		P.A. Now (θ)	221.8°
Sep first	45.4		Sep last	45.629		Sep. Now (ρ)	45.629"
Mag pri	10.41		Mag sec	9.28		delta mag (ΔM)	1.13		Spectral class	F:+A5IV (yellow-white/white)
Pri motion ra	-013		Sec motion ra	-013
Pri motion dec	-009		Sec motion dec	-011
Notes

rPM=0.117 (< 0.3, Physical double)

This double is physical.

12072-4013 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			12 07 09 -40 13 58	RST 1646 AB	1991	3	51	0.5	11.16	11.00	0.16
Show	HD 105253	203142	12 07 09 -40 13 58	SKF 1913 AB,C	2015	8	222	45.6	10.41	9.28	1.13		<===

Triple system
4 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Name	HD 105253		Constellation	Centaurus		SAO	203142		Tycho2	7759-01067-1
Gaia DR2	6149468792126216832		HD	105253		DM	CD-39 7463