00153-2259 HDO   6AB

Coord 2000	00153-2259		Discov num	HDO   6		Comp	AB		Coord arcsec 2000	00 15 13.77 -22 58 08.6
Date first	1880		Date last	2015		Obs	9
Pa first	270		Pa last	263		P.A. Now (θ)	263°
Sep first	5.0		Sep last	7.1		Sep. Now (ρ)	7.1"
Mag pri	11.74		Mag sec	12.03		delta mag (ΔM)	0.29		Spectral class
Pri motion ra	+001		Sec motion ra	-019
Pri motion dec	-014		Sec motion dec	-017
Notes

rPM=0.793 Nature of this double is uncertain.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		166150	00 15 14 -22 58 09	HDO 6 AB	2015	9	263	7.1	11.74	12.03	0.29		<===
Show		166150	00 15 14 -22 58 09	HDO 6 AC	2015	4	215	24.5	11.74	13.46	1.72
Show		166150	00 15 13 -22 58 09	HDO 6 BC	2015	6	200	20.5	12.03	13.46	1.43

Triple system
3 visible stars in this system

Precise pa	263.4		Precise sep	7.121		Constellation	Hydra		SAO	166150
Gaia DR2	2337063577460812160

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
00153-2259	HDO 6	AB	2000	7	263	7.2	11.74	12.03		D	001513.77-225808.6
00153-2259	HDO 6	AB	2015	9	263	7.1	11.74	12.03			001513.77-225808.6

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