20089+7715 LDS1928AB

20^h 08^m 55.39^s +77° 14' 44.9" P.A. 166.00 sep 5.4 mag 10.26,12.00 Sp K0

Coord 2000	20089+7715	Discov num	LDS1928	Comp	AB	Coord arcsec 2000	20 08 55.39 +77 14 44.9
Date first	1962	Date last	2015	Obs	8
Pa first	169	Pa last	166	P.A. Now (θ)	166°
Sep first	7.0	Sep last	5.4	Sep. Now (ρ)	5.4"
Mag pri	10.26	Mag sec	12.00	delta mag (ΔM)	1.74	Spectral class	K0 (yellow-orange)
Pri motion ra	-069	Sec motion ra	-046
Pri motion dec	+094	Sec motion dec	-009
Notes	V W (Proper motion indicates physical, )

rPM=0.905

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Precise pa	166		Precise sep	5.443		Constellation	Cepheus		SAO	9664
Tycho2	4589-02239-1

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20089+7715	LDS1928	AB	2015	8	166	5.4	10.26	12.00	K0	VW	200855.39+771444.9

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