20192+1517 BPM2107

Coord 2000	20192+1517		Discov num	BPM2107		Comp			Coord arcsec 2000	20 19 14.42 +15 16 50.6
Date first	1974		Date last	2015		Obs	9
Pa first	264		Pa last	264		P.A. Now (θ)	264°
Sep first	67.4		Sep last	67.4		Sep. Now (ρ)	67.4"
Mag pri	13.98		Mag sec	14.86		delta mag (ΔM)	0.88		Spectral class
Pri motion ra	+011		Sec motion ra	-001
Pri motion dec	-014		Sec motion dec	-004
Notes	N V (See Notes, Proper motion indicates physical)

Visually invisible, K-band or other infrared star rPM=0.877 This double is physical.

Precise pa

264

Precise sep

67.365

Constellation

Delphinus

Gaia DR2

20310588288

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20192+1517	BPM2107		1998	2	264	67.4	13.98	14.86		NV	201914.42+151650.6
20192+1517	BPM2107		2001	3	264	67.4	13.98	14.86		NV	201914.42+151650.6
20192+1517	BPM2107		2010	4	264	67.7	13.98	14.86		NV	201914.42+151650.6
20192+1517	BPM2107		2015	5	264	67.4	13.98	14.86		NV	201914.42+151650.6

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