00448+5833 BKO 137BC

Coord 2000	00448+5833		Discov num	BKO 137		Comp	BC		Coord arcsec 2000	00 44 48.05 +58 33 06.7
Date first	2000		Date last	2015		Obs	7
Pa first	268		Pa last	268		P.A. Now (θ)	268°
Sep first	12.8		Sep last	12.8		Sep. Now (ρ)	12.8"
Mag pri	12.50		Mag sec	13.10		delta mag (ΔM)	0.6		Spectral class
Pri motion ra	-001		Sec motion ra	-002
Pri motion dec	+000		Sec motion dec	-001
Notes

rPM=0.632 Nature of this double is uncertain.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			00 44 48 +58 33 20	STI 1423 AB	2015	10	169	13.2	12.50	12.50	0.00
Show			00 44 48 +58 33 07	BKO 137 BC	2015	7	268	12.8	12.50	13.10	0.60		<===

Triple system
3 visible stars in this system

Precise pa

268.4

Precise sep

12.757

Constellation

Hydra

Gaia DR2

425147302120248448

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
00448+5833	BKO 137	BC	2003	2	268	12.8	12.50	13.10		D	004448.05+583306.7
00448+5833	BKO 137	BC	2010	4	268	12.4	12.50	13.10			004448.05+583306.7
00448+5833	BKO 137	BC	2015	4	268	12.8	12.50	13.10			004448.05+583306.7

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