01155-4549 CPO 109AB,C

Coord 2000	01155-4549		Discov num	CPO 109		Comp	AB,C		Coord arcsec 2000	01 15 31.46 -45 49 46.5
Date first	1904		Date last	2017		Obs	5
Pa first	99		Pa last	95		P.A. Now (θ)	95°
Sep first	10.3		Sep last	9.3		Sep. Now (ρ)	9.3"
Mag pri	9.80		Mag sec	10.70		delta mag (ΔM)	0.9		Spectral class	K2III: (yellow-orange)
Pri motion ra	-023		Sec motion ra	-024
Pri motion dec	-015		Sec motion dec	-018
Notes

rPM=0.105 (< 0.3, Physical double) This double is physical.

Show	name	SAO	coord_2000	discov#	comp	first	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			01155-4549	RST2259	AB	1932	2019	5	121	0.2	10.40	10.80	0.40
Show			01155-4549	CPO 109	AB,C	1904	2017	5	95	9.3	9.80	10.70	0.90		<===

Triple system
4 visible stars in this system

Precise pa	95.3		Precise sep	9.34		Constellation	Phoenix		Tycho2	8033-00606-1
Gaia DR2	81891563392		HD	7632

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
01155-4549	CPO 109	AB,C	1999	3	95	9.6	9.80	10.70		D	011531.46-454946.5
01155-4549	CPO 109	AB,C	2010	5	95	9.1	9.80	10.70	K2III:		011531.46-454946.5
01155-4549	CPO 109	AB,C	2017	5	95	9.3	9.80	10.70	K2III:		011531.46-454946.5

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