20145+1502 TOB 309

Coord 2000	20145+1502		Discov num	TOB 309		Comp			Coord arcsec 2000	20 14 32.98 +15 02 52.9
Date first	1982		Date last	2015		Obs	6
Pa first	182		Pa last	182		P.A. Now (θ)	182°
Sep first	11.9		Sep last	11.6		Sep. Now (ρ)	11.6"
Mag pri	13.24		Mag sec	13.99		delta mag (ΔM)	0.75		Spectral class
Pri motion ra	-001		Sec motion ra	-011
Pri motion dec	+031		Sec motion dec	-069
Notes	N (See Notes)

rPM=1.438 This double is not physical.

Precise pa

182.2

Precise sep

11.573

Constellation

Delphinus

Gaia DR2

89131511040

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20145+1502	TOB 309		1998	2	183	11.7	12.60	14.20		D	201432.98+150254.4
20145+1502	TOB 309		2008	3	183	11.6	13.24	13.99		D	201432.98+150252.9
20145+1502	TOB 309		2010	5	183	10.7	13.24	13.99		N	201432.98+150252.9
20145+1502	TOB 309		2015	6	182	11.6	13.24	13.99		N	201432.98+150252.9

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