20176+1224 BPM2090

Coord 2000	20176+1224		Discov num	BPM2090		Comp			Coord arcsec 2000	20 17 34.58 +12 23 32.5
Date first	1992		Date last	2015		Obs	9
Pa first	282		Pa last	282		P.A. Now (θ)	282°
Sep first	69.0		Sep last	69.4		Sep. Now (ρ)	69.4"
Mag pri	15.44		Mag sec	15.19		delta mag (ΔM)	0.25		Spectral class
Pri motion ra	-016		Sec motion ra	-021
Pri motion dec	-015		Sec motion dec	-016
Notes	N V (See Notes, Proper motion indicates physical)

Visually invisible, K-band or other infrared star rPM=0.193 (< 0.3, Physical double) This double is physical.

Precise pa

282.1

Precise sep

69.446

Constellation

Delphinus

Gaia DR2

89806915072

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20176+1224	BPM2090		2000	2	282	69.1	15.47	15.69		NV	201734.58+122332.5
20176+1224	BPM2090		2001	3	282	69.3	15.47	15.69		NV	201734.58+122332.5
20176+1224	BPM2090		2010	4	282	69.3	15.44	15.19		NV	201734.58+122332.5
20176+1224	BPM2090		2015	5	282	69.4	15.44	15.19		NV	201734.58+122332.5

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