13153-3409 SEE 172 AD

13^h 15^m 15.32^s -34° 09' 12.0" P.A. 109.00 sep 52.5 mag 7.58,15.00 Sp A0V

Coord 2000	13153-3409		Discov num	SEE 172		Comp	AD		Coord arcsec 2000	13 15 15.32 -34 09 12.0
Date first	1897		Date last	2015		Obs	4
Pa first	109		Pa last	108.6		P.A. Now (θ)	108.6°
Sep first	49.3		Sep last	52.547		Sep. Now (ρ)	52.547"
Mag pri	7.58		Mag sec	15.00		delta mag (ΔM)	7.42		Spectral class	A0V (white)
Pri motion ra	-024		Sec motion ra	-007
Pri motion dec	-015		Sec motion dec	-004
Notes

rPM=0.715

Nature of this double is uncertain.

13153-3409 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	HD 115081	204287	13 15 15 -34 09 12	COO 153 AB	2016	11	350	4.8	7.58	11.00	3.42
Show		204287	13 15 15 -34 09 12	SEE 172 AC	2015	4	220	16.2	7.58	15.20	7.62
Show		204287	13 15 15 -34 09 12	SEE 172 AD	2015	4	109	52.5	7.58	15.00	7.42		<===

Quadruple system
4 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation	Centaurus		SAO	204287		Tycho2	7271-00908-1		Gaia DR2	6167484496307000704
HD	115081