19481+3710 HLM  31

Coord 2000	19481+3710		Discov num	HLM  31		Comp			Coord arcsec 2000	19 48 08.56 +37 09 46.9
Date first	1924		Date last	2018		Obs	11
Pa first	293		Pa last	294		P.A. Now (θ)	294°
Sep first	10.1		Sep last	11.6		Sep. Now (ρ)	11.6"
Mag pri	12.31		Mag sec	12.42		delta mag (ΔM)	0.11		Spectral class
Pri motion ra	-010		Sec motion ra	-011
Pri motion dec	-008		Sec motion dec	-010
Notes

rPM=0.15 (< 0.3, Physical double) This double is physical.

Precise pa	293.6		Precise sep	11.6		Constellation	Cygnus		SAO	68884
Gaia DR2	23759251712

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19481+3710	HLM 31		2006	2	295	11.8	12.31	12.42			194808.56+370946.9
19481+3710	HLM 31		2010	5	294	11.9	12.31	12.42			194808.56+370946.9
19481+3710	HLM 31		2015	6	294	11.6	12.31	12.42			194808.56+370946.9

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