21157+6821 BVD 135 (HD 202986)

21^h 15^m 42.59^s +68° 21' 08.1" P.A. 310.00 sep 24.9 mag 7.92,9.29 Sp F3V+F9V dist. 74.79 pc (243.96 l.y.)

Coord 2000	21157+6821	Discov num	BVD 135	Comp		Coord arcsec 2000	21 15 42.59 +68 21 08.1
Date first	1893	Date last	2016	Obs	20
Pa first	310	Pa last	310.2	P.A. Now (θ)	310.2°
Sep first	24.8	Sep last	24.853	Sep. Now (ρ)	24.853"
Mag pri	7.92	Mag sec	9.29	delta mag (ΔM)	1.37	Spectral class	F3V+F9V (yellow-white/yellow-white)
Pri motion ra	+010	Sec motion ra	+012
Pri motion dec	-047	Sec motion dec	-046
Notes	T (Parallax indicates physical)

rPM=0.047 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS