19210+6521 UC 3897AC

Coord 2000	19210+6521		Discov num	UC 3897		Comp	AC		Coord arcsec 2000	19 21 01.03 +65 21 12.0
Date first	1999		Date last	2015		Obs	4
Pa first	103		Pa last	103		P.A. Now (θ)	103°
Sep first	33.9		Sep last	33.8		Sep. Now (ρ)	33.8"
Mag pri	14.14		Mag sec	16.06		delta mag (ΔM)	1.92		Spectral class
Pri motion ra	-003		Sec motion ra	-004
Pri motion dec	-068		Sec motion dec	-065
Notes	V (Proper motion indicates physical)

rPM=0.046 (< 0.3, Physical double) This double is physical.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			19 21 01 +65 21 12	UC 3897 AB	2015	3	140	49.3	14.14	14.38	0.24
Show			19 21 01 +65 21 12	UC 3897 AC	2015	4	103	33.8	14.14	16.06	1.92		<===
Show			19 21 06 +65 20 34	UC 3897 BC	2015	3	2	30.1	14.38	16.06	1.68

Triple system
3 visible stars in this system

Precise pa

102.7

Precise sep

33.771

Constellation

Draco

Gaia DR2

2254638482129379584

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19210+6521	UC 3897	AC	2000	2	103	33.8	14.10	16.10		V	192101.03+652112.0
19210+6521	UC 3897	AC	2003	2	103	33.8	14.10	16.10		V	192101.03+652112.0
19210+6521	UC 3897	AC	2015	3	103	33.8	14.14	16.06		V	192101.03+652112.0

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