20329+3515 ES 2306

Coord 2000	20329+3515		Discov num	ES 2306		Comp			Coord arcsec 2000	20 32 49.25 +35 15 41.2
Date first	1927		Date last	2018		Obs	8
Pa first	326		Pa last	328		P.A. Now (θ)	328°
Sep first	6.9		Sep last	7.4		Sep. Now (ρ)	7.4"
Mag pri	9.76		Mag sec	14.10		delta mag (ΔM)	4.34		Spectral class
Pri motion ra	-001		Sec motion ra	-050
Pri motion dec	-003		Sec motion dec	-022
Notes

rPM=0.962 This double is not physical.

Precise pa	328.4		Precise sep	7.39		Constellation	Cygnus		Tycho2	2693-01582-1
Gaia DR2	07265107328

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20329+3515	ES 2306		1999	2	326	7.2	9.76	14.10		D	203249.25+351541.2
20329+3515	ES 2306		2002	3	326	7.1	9.76	14.10		D	203249.25+351541.2
20329+3515	ES 2306		2015	4	326	7.2	9.76	14.10			203249.25+351541.2
20329+3515	ES 2306		2018	8	328	7.4	9.76	14.10			203249.25+351541.2

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