08558+6458 ARG 21 AB (AC UMa)

08^h 55^m 51.01^s +64° 58' 21.6" P.A. 106.00 sep 21.6 mag 10.01,10.45 Sp G0

Coord 2000	08558+6458	Discov num	ARG 21	Comp	AB	Coord arcsec 2000	08 55 51.01 +64 58 21.6
Date first	1893	Date last	2019	Obs	43
Pa first	120	Pa last	106.1	P.A. Now (θ)	106.1°
Sep first	18.1	Sep last	21.598	Sep. Now (ρ)	21.598"
Mag pri	10.01	Mag sec	10.45	delta mag (ΔM)	0.44	Spectral class	G0 (yellow)
Pri motion ra	-045	Sec motion ra	+005
Pri motion dec	-044	Sec motion dec	-011
Notes	N L W (See Notes, Linear solution, )

rPM=0.952

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Var name

AC UMa

Constellation

Ursa Major

Tycho2

4131-00083-1