20300+3832 SMA 117

Coord 2000	20300+3832		Discov num	SMA 117		Comp			Coord arcsec 2000	20 29 58.98 +38 32 23.2
Date first	1895		Date last	2015		Obs	14
Pa first	271		Pa last	264		P.A. Now (θ)	264°
Sep first	11.6		Sep last	12.4		Sep. Now (ρ)	12.4"
Mag pri	9.05		Mag sec	11.60		delta mag (ΔM)	2.55		Spectral class	F0 (yellow-white)
Pri motion ra	+009		Sec motion ra	+008
Pri motion dec	+009		Sec motion dec	-005
Notes

rPM=1.103 This double is not physical.

Precise pa	263.8		Precise sep	12.355		Constellation	Cygnus		SAO	70113
Tycho2	3152-01255-1		Gaia DR2	83802736512

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20300+3832	SMA 117		1998	5	265	12.2	9.05	11.60	F0	D	202958.98+383223.2
20300+3832	SMA 117		2005	6	265	12.2	9.05	11.60	F0	D	202958.98+383223.2
20300+3832	SMA 117		2013	8	264	12.4	9.05	11.60	F0		202958.98+383223.2
20300+3832	SMA 117		2015	10	264	12.3	9.05	11.60	F0		202958.98+383223.2

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