20337+1222 BPM2187

Coord 2000	20337+1222		Discov num	BPM2187		Comp			Coord arcsec 2000	20 33 42.35 +12 22 29.3
Date first	1970		Date last	2015		Obs	8
Pa first	283		Pa last	283		P.A. Now (θ)	283°
Sep first	103.7		Sep last	103.7		Sep. Now (ρ)	103.7"
Mag pri	11.43		Mag sec	13.08		delta mag (ΔM)	1.65		Spectral class
Pri motion ra	-003		Sec motion ra	-004
Pri motion dec	-005		Sec motion dec	-007
Notes	N V (See Notes, Proper motion indicates physical)

Visually invisible, K-band or other infrared star rPM=0.277 (< 0.3, Physical double) This double is physical.

Precise pa	283.3		Precise sep	103.718		Constellation	Delphinus		Tycho2	1096-00928-1
Gaia DR2	29689334656

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20337+1222	BPM2187		1999	2	283	103.8	11.89	13.51		NV	203342.35+122229.3
20337+1222	BPM2187		2001	3	283	103.7	11.89	13.51		NV	203342.35+122229.3
20337+1222	BPM2187		2010	4	283	103.7	11.43	13.08		NV	203342.35+122229.3
20337+1222	BPM2187		2015	5	283	103.7	11.43	13.08		NV	203342.35+122229.3

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