20090+2841 DA   12

Coord 2000	20090+2841		Discov num	DA   12		Comp			Coord arcsec 2000	20 08 57.14 +28 41 03.7
Date first	1907		Date last	2015		Obs	8
Pa first	101		Pa last	88		P.A. Now (θ)	88°
Sep first	28.3		Sep last	26.2		Sep. Now (ρ)	26.2"
Mag pri	8.08		Mag sec	12.40		delta mag (ΔM)	4.32		Spectral class	K4III (yellow-orange)
Pri motion ra	-013		Sec motion ra
Pri motion dec	-024		Sec motion dec
Notes

Nature of this double is uncertain.

Precise pa	88.2		Precise sep	26.176		Constellation	Vulpecula		SAO	88251
HIP	99258		Tycho2	2166-01137-1		Gaia DR2	80641942784		HD	191445
BD	BD+28 3639		Distance	367.65		Distance ly	1199.27

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20090+2841	DA 12		1991	2	90	12.5	8.04	8.15	K4III		200857.14+284103.7
20090+2841	DA 12		2010	3	89	26.2	8.04	8.15	K4III		200857.14+284103.7
20090+2841	DA 12		2015	4	88	26.2	8.08	12.40	K4III		200857.14+284103.7

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