00214+2744 CHE  10AB

Coord 2000	00214+2744		Discov num	CHE  10		Comp	AB		Coord arcsec 2000	00 21 21.37 +27 44 01.0
Date first	1907		Date last	2015		Obs	10
Pa first	94		Pa last	92		P.A. Now (θ)	92°
Sep first	10.0		Sep last	10.1		Sep. Now (ρ)	10.1"
Mag pri	8.44		Mag sec	13.00		delta mag (ΔM)	4.56		Spectral class	F8 (yellow-white)
Pri motion ra	+004		Sec motion ra	+036
Pri motion dec	-006		Sec motion dec	-005
Notes	N (See Notes)

rPM=0.881 This double is not physical.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		73916	00 21 21 +27 44 01	COU 347 Aa,Ab	2018	12	48	0.4	8.72	10.22	1.50
Show		73916	00 21 21 +27 44 01	CHE 10 AB	2015	10	92	10.1	8.44	13.00	4.56		<===

Triple system
2 visible stars in this system

Precise pa	92.4		Precise sep	10.061		Constellation	Andromeda		SAO	73916
HIP	1699		Tycho2	1736-00396-1		Gaia DR2	2857043860554165248		HD	1688
BD	BD+26 39		Distance	523.56		Distance ly	1707.85

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
00214+2744	CHE 10	AB	1997	4	93	10.0	8.60	12.90		N D	002121.37+274401.1
00214+2744	CHE 10	AB	2001	5	93	10.0	8.44	13.00		N D	002121.37+274401.0
00214+2744	CHE 10	AB	2012	6	93	10.0	8.44	13.00		N D	002121.37+274401.0
00214+2744	CHE 10	AB	2015	7	92	10.1	8.44	13.00	F8	N	002121.37+274401.0

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