19480+5029 DEA 157

Coord 2000	19480+5029		Discov num	DEA 157		Comp			Coord arcsec 2000	19 48 02.68 +50 29 08.4
Date first	1998		Date last	2015		Obs	11
Pa first	334		Pa last	334		P.A. Now (θ)	334°
Sep first	7.6		Sep last	7.5		Sep. Now (ρ)	7.5"
Mag pri	12.30		Mag sec	15.30		delta mag (ΔM)	3		Spectral class
Pri motion ra	+011		Sec motion ra	+007
Pri motion dec	+031		Sec motion dec	+039
Notes	V R (Proper motion indicates physical, Red magnitudes)

Visually invisible, K-band or other infrared star rPM=0.226 (< 0.3, Physical double) This double is physical.

Precise pa

334.4

Precise sep

7.547

Constellation

Cygnus

Gaia DR2

64652070784

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19480+5029	DEA 157		2013	3	337	7.8	12.20			V	194802.68+502908.4
19480+5029	DEA 157		2015	5	335	7.5	12.30	15.30		V R	194802.68+502908.4

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