20051+2629 DOO  77

Coord 2000	20051+2629		Discov num	DOO  77		Comp			Coord arcsec 2000	20 05 08.55 +26 28 59.8
Date first	1897		Date last	2015		Obs	13
Pa first	155		Pa last	153		P.A. Now (θ)	153°
Sep first	19.9		Sep last	18.4		Sep. Now (ρ)	18.4"
Mag pri	10.25		Mag sec	11.72		delta mag (ΔM)	1.47		Spectral class	K5 (yellow-orange)
Pri motion ra	+004		Sec motion ra	+001
Pri motion dec	-011		Sec motion dec	+001
Notes	N (See Notes)

Visually invisible, K-band or other infrared star rPM=1.057 This double is not physical.

Precise pa	153.3		Precise sep	18.394		Constellation	Vulpecula		Tycho2	2149-00762-1
Gaia DR2	05665043328		HD	339478

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20051+2629	DOO 77		2007	6	153	18.8	10.25	11.72		N D	200508.55+262859.8
20051+2629	DOO 77		2010	8	154	18.1	10.25	11.72	K5	N	200508.55+262859.8
20051+2629	DOO 77		2015	9	153	18.4	10.25	11.72	K5	N	200508.55+262859.8

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