20150+1504 CHE 240

Coord 2000	20150+1504		Discov num	CHE 240		Comp			Coord arcsec 2000	20 15 00.97 +15 04 36.9
Date first	1910		Date last	2015		Obs	13
Pa first	179		Pa last	179		P.A. Now (θ)	179°
Sep first	28.7		Sep last	28.4		Sep. Now (ρ)	28.4"
Mag pri	9.90		Mag sec	10.60		delta mag (ΔM)	0.7		Spectral class
Pri motion ra	+000		Sec motion ra	+015
Pri motion dec	-010		Sec motion dec	-022
Notes

rPM=0.721 Nature of this double is uncertain.

Precise pa

178.7

Precise sep

28.359

Constellation

Delphinus

Gaia DR2

35985585280

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20150+1504	CHE 240		1998	3	179	28.3	9.90	10.60		D	201500.97+150436.9
20150+1504	CHE 240		2008	4	179	28.6	9.90	10.60		D	201500.97+150436.9
20150+1504	CHE 240		2013	7	179	28.2	9.90	10.60			201500.97+150436.9
20150+1504	CHE 240		2015	9	179	28.4	9.90	10.60			201500.97+150436.9

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