01007+0929 DOO  25AC

Coord 2000	01007+0929		Discov num	DOO  25		Comp	AC		Coord arcsec 2000	01 00 41.73 +09 29 12.8
Date first	1897		Date last	2017		Obs	13
Pa first	214		Pa last	214		P.A. Now (θ)	214°
Sep first	75.0		Sep last	74.5		Sep. Now (ρ)	74.5"
Mag pri	8.78		Mag sec	11.87		delta mag (ΔM)	3.09		Spectral class	F0 (yellow-white)
Pri motion ra	+015		Sec motion ra	+004
Pri motion dec	-005		Sec motion dec	-009
Notes

rPM=0.74 Nature of this double is uncertain.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			01 00 42 +09 29 13	STF 82 AB	2018	51	304	1.9	8.78	9.71	0.93
Show			01 00 42 +09 29 13	DOO 25 AC	2017	13	214	74.5	8.78	11.87	3.09		<===
Show			01 00 39 +09 28 10	DOO 25 CD	2017	15	197	10.6	11.86	12.90	1.04

Quadruple system
4 visible stars in this system

Precise pa	214.2		Precise sep	74.46		Constellation	Hydra		HIP	4728
Tycho2	0605-00534-1		Gaia DR2	2581446391968796160		HD	5901		BD	BD+08 147
Distance	202.84		Distance ly	661.66

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
01007+0929	DOO 25	AC	2000	9	214	75.3	8.78	11.87		D	010041.73+092912.8
01007+0929	DOO 25	AC	2009	11	214	75.5	8.78	11.87	F0		010041.73+092912.8
01007+0929	DOO 25	AC	2017	13	214	74.5	8.78	11.87	F0		010041.73+092912.8

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