15400+5109 LDS 4580

15^h 39^m 56.78^s +51° 08' 01.6" P.A. 123.00 sep 89.9 mag 11.63,12.38 Sp K4/5

Coord 2000	15400+5109		Discov num	LDS4580		Comp			Coord arcsec 2000	15 39 56.78 +51 08 01.6
Date first	1960		Date last	2015		Obs	12
Pa first	123		Pa last	123		P.A. Now (θ)	123°
Sep first	90.0		Sep last	89.87		Sep. Now (ρ)	89.87"
Mag pri	11.63		Mag sec	12.38		delta mag (ΔM)	0.75		Spectral class	K4/5 (yellow-orange)
Pri motion ra	-062		Sec motion ra	-064
Pri motion dec	-101		Sec motion dec	-104
Notes

rPM=0.03 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Bootes

Gaia DR2

1595020325384386304