21070+3839 ES 2059

 
 
21H 07M 02.12S +38 39' 31.7" P.A. 268 SEP 6.8 MAG 10.11,12.60 SP B8II
 
 
Coord 2000
21070+3839
Discov num
ES 2059
Comp
Coord arcsec 2000
21 07 02.12 +38 39 31.7
Date first
1923
Date last
2016
Obs
10
Pa first
266
Pa last
268
P.A. Now (θ)
268°
Sep first
6.5
Sep last
6.8
Sep. Now (ρ)
6.8"
Mag pri
10.11
Mag sec
12.60
delta mag (ΔM)
2.49
Spectral class
B8II (blue-white)
Pri motion ra
+005
Sec motion ra
-004
Pri motion dec
-005
Sec motion dec
-005
Notes
rPM=1.273
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cygnus
Tycho2
3168-00928-1
last precise pa
268.1
last precise sep
6.844