20239+1107 BPM2142

Coord 2000	20239+1107		Discov num	BPM2142		Comp			Coord arcsec 2000	20 23 55.61 +11 07 26.1
Date first	1996		Date last	2015		Obs	9
Pa first	53		Pa last	53		P.A. Now (θ)	53°
Sep first	35.2		Sep last	34.9		Sep. Now (ρ)	34.9"
Mag pri	15.37		Mag sec	15.88		delta mag (ΔM)	0.51		Spectral class
Pri motion ra	-008		Sec motion ra	-015
Pri motion dec	-012		Sec motion dec	-009
Notes	N V (See Notes, Proper motion indicates physical)

Visually invisible, K-band or other infrared star rPM=0.435 This double is physical.

Precise pa

52.7

Precise sep

34.943

Constellation

Delphinus

Gaia DR2

62232694912

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20239+1107	BPM2142		2000	2	53	35.0	15.37	15.88		NV	202355.61+110726.1
20239+1107	BPM2142		2001	3	53	35.0	15.37	15.88		NV	202355.61+110726.1
20239+1107	BPM2142		2010	4	53	35.1	15.37	15.88		NV	202355.61+110726.1
20239+1107	BPM2142		2015	5	53	35.0	15.37	15.88		NV	202355.61+110726.1

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