20304+5014 ES 1100

Coord 2000	20304+5014		Discov num	ES 1100		Comp			Coord arcsec 2000	20 30 24.25 +50 14 54.7
Date first	1911		Date last	2015		Obs	7
Pa first	282		Pa last	285		P.A. Now (θ)	285°
Sep first	2.3		Sep last	2.6		Sep. Now (ρ)	2.6"
Mag pri	10.85		Mag sec	11.14		delta mag (ΔM)	0.29		Spectral class
Pri motion ra	+011		Sec motion ra	+008
Pri motion dec	-010		Sec motion dec	-009
Notes

rPM=0.213 (< 0.3, Physical double) This double is physical.

Precise pa	285.4		Precise sep	2.562		Constellation	Cygnus		Tycho2	3581-00158-1
Gaia DR2	06795562240

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20304+5014	ES 1100		2003	5	285	2.5	10.85	11.14			203024.25+501454.7
20304+5014	ES 1100		2015	7	285	2.6	10.85	11.14			203024.25+501454.7

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