20159+1457 BKO 554

Coord 2000	20159+1457		Discov num	BKO 554		Comp			Coord arcsec 2000	20 15 53.82 +14 56 50.6
Date first	1998		Date last	2015		Obs	7
Pa first	144		Pa last	145		P.A. Now (θ)	145°
Sep first	5.8		Sep last	5.8		Sep. Now (ρ)	5.8"
Mag pri	13.50		Mag sec	13.50		delta mag (ΔM)	0		Spectral class
Pri motion ra	-101		Sec motion ra	+011
Pri motion dec	+100		Sec motion dec	-053
Notes	N (See Notes)

Visually invisible, K-band or other infrared star rPM=1.334 This double is not physical.

Precise pa

144.7

Precise sep

5.763

Constellation

Delphinus

Gaia DR2

48940624768

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20159+1457	BKO 554		2008	1	143	5.8	13.50	13.50		N	201553.82+145650.6
20159+1457	BKO 554		2015	4	144	5.8	13.50	13.50		N	201553.82+145650.6

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