20157+2238 KPP2658

20^h 15^m 39.05^s +22° 37' 39.9" P.A. 3.00 sep 24.8 mag 13.64,14.25

Coord 2000	20157+2238	Discov num	KPP2658	Comp		Coord arcsec 2000	20 15 39.05 +22 37 39.9
Date first	1956	Date last	2015	Obs	13
Pa first	3	Pa last	3	P.A. Now (θ)	3°
Sep first	25.1	Sep last	24.8	Sep. Now (ρ)	24.8"
Mag pri	13.64	Mag sec	14.25	delta mag (ΔM)	0.61	Spectral class
Pri motion ra	-019	Sec motion ra	-019
Pri motion dec	-036	Sec motion dec	-035
Notes	V (Proper motion indicates physical)

rPM=0.025 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Precise pa	2.6		Precise sep	24.836		Constellation	Vulpecula		SAO	88413
Gaia DR2	1830205037950388608

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20157+2238	KPP2658		2015	9	3	24.8	13.64	14.25		V	201539.05+223739.9

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