00118+1952 HJ 1943AD

Coord 2000	00118+1952		Discov num	HJ 1943		Comp	AD		Coord arcsec 2000	00 11 47.41 +19 51 25.0
Date first	1912		Date last	2018		Obs	9
Pa first	248		Pa last	248		P.A. Now (θ)	248°
Sep first	56.0		Sep last	55.6		Sep. Now (ρ)	55.6"
Mag pri	10.03		Mag sec	13.89		delta mag (ΔM)	3.86		Spectral class	M0 (red)
Pri motion ra	-009		Sec motion ra	+002
Pri motion dec	-006		Sec motion dec	-003
Notes	U (Proper motion indicates non-physical)

rPM=1.054 This double is not physical.

Show	name	SAO	coord_2000	discov#	comp	first	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			00118+1952	HJ 1943	AB	1830	2018	14	237	12.2	10.03	11.50	1.47
Show			00118+1952	HJ 1943	AC	1912	2018	9	48	15.3	10.03	13.70	3.67
Show			00118+1952	HJ 1943	AD	1912	2018	9	248	55.6	10.03	13.89	3.86		<===

Quadruple system
4 visible stars in this system

Precise pa	248		Precise sep	55.58		Constellation	Pegasus		Tycho2	1182-00042-1
Gaia DR2	2798440818506847488

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
00118+1952	HJ 1943	AD	1998	3	249	56.0	10.03	12.70		D	001147.41+195125.0
00118+1952	HJ 1943	AD	2000	4	248	55.8	10.03	12.70		UD	001147.41+195125.0
00118+1952	HJ 1943	AD	2015	5	248	55.7	10.03	13.89	M0	U	001147.41+195125.0
00118+1952	HJ 1943	AD	2018	9	248	55.6	10.03	13.89	M0	U	001147.41+195125.0

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