00531-4311 TDS1657AB

Coord 2000	00531-4311		Discov num	TDS1657		Comp	AB		Coord arcsec 2000	00 53 06.94 -43 11 00.9
Date first	1991		Date last	1991		Obs	1
Pa first	336		Pa last	336		P.A. Now (θ)	336°
Sep first	0.6		Sep last	0.6		Sep. Now (ρ)	0.6"
Mag pri	11.41		Mag sec	11.58		delta mag (ΔM)	0.17		Spectral class
Pri motion ra	+019		Sec motion ra	+019
Pri motion dec	-011		Sec motion dec	-011
Notes

Nature of this double is uncertain.

Show	name	SAO	coord_2000	discov#	comp	first	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			00531-4311	TDS1657	AB	1991	1991	1	336	0.6	11.41	11.58	0.17		<===
Show			00531-4311	DAM 626	AB,C	1998	2015	3	150	13.2	10.70	14.10	3.40

Triple system
4 visible stars in this system

Precise pa	335.7		Precise sep	0.57		Constellation	Phoenix		Tycho2	7538-00843-1
Gaia DR2	21271041152

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
00531-4311	TDS1657	AB	1991	1	336	0.6	11.41	11.58			005306.94-431100.9

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