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
 
 
Precise pa
257.7
Precise sep
7.409
Constellation
Cassiopeia
Tycho2
3658-00658-1
HD
232208
last precise pa
257.7
last precise sep
7.409
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
00310+5539 ES 116 2003 21 256 7.4 9.78 9.87 B9 D 003101.34+553910.2
00310+5539 ES 116 2015 24 258 7.4 9.78 9.87 B9 003101.34+553910.2

If you need more information about this double, apply for a data request form to the WDS.