20213+6341 STI 971

Coord 2000	20213+6341		Discov num	STI 971		Comp			Coord arcsec 2000	20 21 17.40 +63 41 31.1
Date first	1903		Date last	2015		Obs	9
Pa first	151		Pa last	141		P.A. Now (θ)	141°
Sep first	6.4		Sep last	7.1		Sep. Now (ρ)	7.1"
Mag pri	12.40		Mag sec	12.40		delta mag (ΔM)	0		Spectral class
Pri motion ra	-006		Sec motion ra	+019
Pri motion dec	+013		Sec motion dec	+001
Notes

rPM=1.458 This double is not physical.

Precise pa

140.7

Precise sep

7.083

Constellation

Draco

Gaia DR2

91594435712

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20213+6341	STI 971		1999	2	141	6.9	12.40	12.40		D	202117.40+634131.1
20213+6341	STI 971		2003	3	142	7.0	12.40	12.40		D	202117.40+634131.1
20213+6341	STI 971		2010	4	138	6.1	12.40	12.40			202117.40+634131.1
20213+6341	STI 971		2015	5	141	7.1	12.40	12.40			202117.40+634131.1

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