20300+4149 J   130

Coord 2000	20300+4149		Discov num	J   130		Comp			Coord arcsec 2000	20 30 00.78 +41 48 44.4
Date first	1910		Date last	2015		Obs	12
Pa first	260		Pa last	265		P.A. Now (θ)	265°
Sep first	1.8		Sep last	2.5		Sep. Now (ρ)	2.5"
Mag pri	10.26		Mag sec	10.75		delta mag (ΔM)	0.49		Spectral class
Pri motion ra	+039		Sec motion ra	-004
Pri motion dec	+002		Sec motion dec	+000
Notes

rPM=1.102 This double is not physical.

Precise pa	264.7		Precise sep	2.526		Constellation	Cygnus		Tycho2	3161-01165-1
Gaia DR2	39443400192

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20300+4149	J 130		2005	10	265	2.5	10.26	10.75			203000.78+414844.4
20300+4149	J 130		2015	12	265	2.5	10.26	10.75			203000.78+414844.4

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