00177+2630 BUP   5AC

Coord 2000	00177+2630		Discov num	BUP   5		Comp	AC		Coord arcsec 2000	00 17 42.90 +26 28 22.4
Date first	1895		Date last	2014		Obs	13
Pa first	352		Pa last	358		P.A. Now (θ)	358°
Sep first	123.5		Sep last	140.7		Sep. Now (ρ)	140.7"
Mag pri	10.52		Mag sec	11.39		delta mag (ΔM)	0.87		Spectral class
Pri motion ra	+040		Sec motion ra	+151
Pri motion dec	-011		Sec motion dec	+137
Notes	L (Linear solution)

rPM=0.907 This double is not physical.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			00 17 43 +26 28 22	BUP 5 AB	2017	12	201	77.5	10.52	12.27	1.75
Show			00 17 43 +26 28 22	BUP 5 AC	2014	13	358	140.7	10.52	11.39	0.87		<===
Show		73877	00 17 42 +26 30 41	BUP 5 CD	2014	6	221	96.2	11.39	13.05	1.66

Quadruple system
4 visible stars in this system

Precise pa	358.4		Precise sep	140.715		Constellation	Hydra		Tycho2	1733-02116-1
Gaia DR2	2856449226626761472

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
00177+2630	BUP 5	AC	1997	6	358	138.2	10.52	11.39		LD	001742.90+262822.4
00177+2630	BUP 5	AC	2001	7	358	138.8	11.52	11.39		LD	001742.90+262822.4
00177+2630	BUP 5	AC	2014	13	358	140.7	10.52	11.39		L	001742.90+262822.4

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