20044+3947 ALI1133

Coord 2000	20044+3947		Discov num	ALI1133		Comp			Coord arcsec 2000	20 04 22.79 +39 47 11.8
Date first	1928		Date last	2015		Obs	9
Pa first	350		Pa last	346		P.A. Now (θ)	346°
Sep first	14.1		Sep last	13.1		Sep. Now (ρ)	13.1"
Mag pri	11.88		Mag sec	13.20		delta mag (ΔM)	1.32		Spectral class	F2 (yellow-white)
Pri motion ra	+000		Sec motion ra	-006
Pri motion dec	-001		Sec motion dec	-011
Notes

rPM=0.931 This double is not physical.

Precise pa	345.7		Precise sep	13.061		Constellation	Cygnus		Tycho2	3154-03544-1
Gaia DR2	36127136000

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20044+3947	ALI1133		1998	2	346	13.2	11.88	13.20		D	200422.79+394711.8
20044+3947	ALI1133		2002	3	346	13.2	11.88	13.20		D	200422.79+394711.8
20044+3947	ALI1133		2010	4	345	12.6	11.88	13.20	F2		200422.79+394711.8
20044+3947	ALI1133		2015	5	346	13.1	11.88	13.20	F2		200422.79+394711.8

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