20057+5610 STI2500

Coord 2000	20057+5610		Discov num	STI2500		Comp			Coord arcsec 2000	20 05 39.25 +56 10 21.5
Date first	1917		Date last	2015		Obs	9
Pa first	201		Pa last	195		P.A. Now (θ)	195°
Sep first	7.4		Sep last	7.5		Sep. Now (ρ)	7.5"
Mag pri	11.70		Mag sec	12.30		delta mag (ΔM)	0.6		Spectral class
Pri motion ra	-010		Sec motion ra	-002
Pri motion dec	-004		Sec motion dec	-009
Notes

rPM=0.876 This double is not physical.

Precise pa

194.7

Precise sep

7.459

Constellation

Cygnus

Gaia DR2

05551705984

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20057+5610	STI2500		1999	2	195	7.5	11.70	12.30		D	200539.25+561021.5
20057+5610	STI2500		2003	3	195	7.5	11.70	12.30		D	200539.25+561021.5
20057+5610	STI2500		2010	4	194	7.0	11.70	12.30			200539.25+561021.5
20057+5610	STI2500		2015	5	195	7.5	11.70	12.30			200539.25+561021.5

If you need more information about this double, apply for a data request form to the WDS.