20190+1530 BKO 563

Coord 2000	20190+1530		Discov num	BKO 563		Comp			Coord arcsec 2000	20 19 02.57 +15 29 34.4
Date first	1998		Date last	2015		Obs	8
Pa first	147		Pa last	147		P.A. Now (θ)	147°
Sep first	9.4		Sep last	9.2		Sep. Now (ρ)	9.2"
Mag pri	11.69		Mag sec	14.07		delta mag (ΔM)	2.38		Spectral class
Pri motion ra	-006		Sec motion ra	+007
Pri motion dec	-006		Sec motion dec	-016
Notes	N (See Notes)

Visually invisible, K-band or other infrared star rPM=0.939 This double is not physical.

Precise pa	146.5		Precise sep	9.223		Constellation	Delphinus		Tycho2	1631-00641-1
Gaia DR2	88381524224		HD	355386

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20190+1530	BKO 563		2008	1	149	9.4	11.69	14.07		N	201902.57+152934.4
20190+1530	BKO 563		2015	4	148	9.0	11.69	14.07		N	201902.57+152934.4

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