01098+3704 J   515

Coord 2000	01098+3704		Discov num	J   515		Comp			Coord arcsec 2000	01 09 49.82 +37 03 49.5
Date first	1911		Date last	2015		Obs	25
Pa first	359		Pa last	7		P.A. Now (θ)	7°
Sep first	3.6		Sep last	3.1		Sep. Now (ρ)	3.1"
Mag pri	10.70		Mag sec	10.72		delta mag (ΔM)	0.02		Spectral class
Pri motion ra	+021		Sec motion ra	+027
Pri motion dec	-006		Sec motion dec	-009
Notes	V (Proper motion indicates physical)

Visually invisible, K-band or other infrared star rPM=0.236 (< 0.3, Physical double) This double is physical.

Precise pa	6.6		Precise sep	3.07		Constellation	Andromeda		Tycho2	2290-00750-1
Gaia DR2	3260725120

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
01098+3704	J 515		2001	14	7	3.1	10.70	10.72			010949.82+370349.5
01098+3704	J 515		2010	15	6	3.1	10.70	10.72			010949.82+370349.5
01098+3704	J 515		2011	19	6	3.1	10.70	10.72			010949.82+370349.5
01098+3704	J 515		2012	21	6	2.6	10.70	10.72			010949.82+370349.5
01098+3704	J 515		2013	22	7	3.1	10.70	10.72			010949.82+370349.5
01098+3704	J 515		2015	23	7	3.1	10.70	10.72			010949.82+370349.5

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