19519+1723 J   829

Coord 2000	19519+1723		Discov num	J   829		Comp			Coord arcsec 2000	19 51 57.26 +17 22 32.4
Date first	1912		Date last	2015		Obs	7
Pa first	276		Pa last	272		P.A. Now (θ)	272°
Sep first	2.0		Sep last	2.5		Sep. Now (ρ)	2.5"
Mag pri	12.00		Mag sec	12.50		delta mag (ΔM)	0.5		Spectral class
Pri motion ra	+037		Sec motion ra	-018
Pri motion dec	-008		Sec motion dec	-002
Notes	U (Proper motion indicates non-physical)

Visually invisible, K-band or other infrared star rPM=1.462 This double is not physical.

Precise pa

272.1

Precise sep

2.45

Constellation

Sagitta

Gaia DR2

58058353152

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19519+1723	J 829		1947	4	280	2.0	9.60	10.00			195157.26+172232.4
19519+1723	J 829		2001	5	278	2.6	11.95	12.50			195157.26+172232.4
19519+1723	J 829		2015	7	272	2.5	12.00	12.50		U	195157.26+172232.4

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