19515+1809 BPMA195

Coord 2000	19515+1809		Discov num	BPMA195		Comp			Coord arcsec 2000	19 51 31.47 +18 08 52.4
Date first	1995		Date last	2015		Obs	8
Pa first	103		Pa last	102		P.A. Now (θ)	102°
Sep first	181.2		Sep last	177.1		Sep. Now (ρ)	177.1"
Mag pri	15.16		Mag sec	15.32		delta mag (ΔM)	0.16		Spectral class
Pri motion ra	+015		Sec motion ra	+024
Pri motion dec	-034		Sec motion dec	-058
Notes	N V (See Notes, Proper motion indicates physical)

Visually invisible, K-band or other infrared star rPM=0.408 This double is physical.

Precise pa	102		Precise sep	177.149		Constellation	Sagitta		Tycho2	1619-00113-1
Gaia DR2	32235271936

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19515+1809	BPMA195		2000	2	103	181.6	15.16	15.32		NV	195131.47+180852.4
19515+1809	BPMA195		2001	3	102	177.3	15.16	15.32		NV	195131.47+180852.4
19515+1809	BPMA195		2010	4	102	177.8	15.16	15.32		NV	195131.47+180852.4
19515+1809	BPMA195		2015	5	102	177.2	15.16	15.32		NV	195131.47+180852.4

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