20206+3917 BKO 567 AB

Coord 2000	20206+3917		Discov num	BKO 567		Comp	AB		Coord arcsec 2000	20 20 34.04 +39 16 33.5
Date first	1998		Date last	2015		Obs	8
Pa first	284		Pa last	283.9		P.A. Now (θ)	283.9°
Sep first	5.5		Sep last	5.572		Sep. Now (ρ)	5.572"
Mag pri	13.00		Mag sec	13.00		delta mag (ΔM)	0		Spectral class
Pri motion ra	+021		Sec motion ra	-007
Pri motion dec	-008		Sec motion dec	-008
Notes	N (See Notes)

rPM=1.246 This double is not physical.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			20 20 34 +39 16 34	BKO 567 AB	2015	8	284	5.6	13.00	13.00	0.00		<===
Show			20 20 34 +39 16 34	BKO 567 AC	2015	8	87	5.2	13.00	14.00	1.00

Triple system
3 estimated visually detectable stars in this system

Constellation

Cygnus

Gaia DR2

2061415050306307840

discov_num	notes	refcode
BKO 567	Anon. 80.	Bko2009d

refcode	metd	author	reference
Bko2009d	C u	Berko, E.	2009JDSO....5..189B
Bko2009d		JDSO 5, 189, 2009

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20206+3917	BKO 567	AB	2008	1	285	5.5	13.00	13.00		N	202034.04+391633.5
20206+3917	BKO 567	AB	2015	4	284	5.6	13.00	13.00		N	202034.04+391633.5

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Radius: auto 0.5" 0.8" 1" 2" 3" 5" 10" 15" 20" 25" 30" 35" 40" 45" 50" 55" 1' 2' 3' 4' 5' 6' 7' 8' 9' 10' 15' 20' 30' 40' 50' 1° 2° 4° 5° 8° Components only

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS