20281+0140 BAL1560

Coord 2000	20281+0140		Discov num	BAL1560		Comp			Coord arcsec 2000	20 28 05.08 +01 40 04.5
Date first	1941		Date last	2016		Obs	6
Pa first	10		Pa last	3		P.A. Now (θ)	3°
Sep first	6.0		Sep last	6.6		Sep. Now (ρ)	6.6"
Mag pri	10.62		Mag sec	14.30		delta mag (ΔM)	3.68		Spectral class
Pri motion ra	+000		Sec motion ra
Pri motion dec	-004		Sec motion dec
Notes	N (See Notes)

Visually invisible, K-band or other infrared star Nature of this double is uncertain.

Precise pa	3.3		Precise sep	6.56		Constellation	Aquila		Tycho2	0497-00254-1
Gaia DR2	82527971968

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20281+0140	BAL1560		1941	1	10	6.0	10.62	14.30		N	202805.08+014004.5
20281+0140	BAL1560		1998	2	1	5.6	10.62	14.30		N	202805.08+014004.5
20281+0140	BAL1560		2015	3	2	5.7	10.62	14.30		N	202805.08+014004.5
20281+0140	BAL1560		2016	4	3	6.6	10.62	14.30		N	202805.08+014004.5

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