20260+1257 BPM2155

Coord 2000	20260+1257		Discov num	BPM2155		Comp			Coord arcsec 2000	20 25 58.15 +12 57 14.4
Date first	1993		Date last	2015		Obs	9
Pa first	31		Pa last	31		P.A. Now (θ)	31°
Sep first	118.5		Sep last	119.0		Sep. Now (ρ)	119"
Mag pri	15.42		Mag sec	15.34		delta mag (ΔM)	0.08		Spectral class
Pri motion ra	-026		Sec motion ra	-012
Pri motion dec	-022		Sec motion dec	-023
Notes	N V (See Notes, Proper motion indicates physical)

Visually invisible, K-band or other infrared star rPM=0.412 This double is physical.

Precise pa

31.4

Precise sep

119.039

Constellation

Delphinus

Gaia DR2

22802131968

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20260+1257	BPM2155		1997	2	31	118.5	15.85	16.00		NV	202558.15+125714.4
20260+1257	BPM2155		2001	3	32	118.7	15.85	16.00		NV	202558.15+125714.4
20260+1257	BPM2155		2010	4	32	119.7	15.42	15.34		NV	202558.15+125714.4
20260+1257	BPM2155		2015	5	31	119.1	15.42	15.34		NV	202558.15+125714.4

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