00310+5539 ES  116

 
 
00H 31M 01.34S +55 39' 10.2" P.A. 258 SEP 7.4 MAG 9.78,9.87 SP B9
 
 
Coord 2000
00310+5539
Discov num
ES  116
Comp
Coord arcsec 2000
00 31 01.34 +55 39 10.2
Date first
1902
Date last
2015
Obs
25
Pa first
256
Pa last
258
P.A. Now (θ)
258°
Sep first
7.7
Sep last
7.4
Sep. Now (ρ)
7.4"
Mag pri
9.78
Mag sec
9.87
delta mag (ΔM)
0.09
Spectral class
B9 (blue-white)
Pri motion ra
+000
Sec motion ra
-010
Pri motion dec
-003
Sec motion dec
-003
Notes
rPM=0.958
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cassiopeia
Tycho2
3658-00658-1
HD
232208
last precise pa
257.7
last precise sep
7.409