00550+5530 ES  939

 
 
00h 55m 04.72s +55 29' 34.9" P.A. 344 sep 6.4 mag 10.60,12.50
 
 
Coord 2000
00550+5530
Discov num
ES  939
Comp
Coord arcsec 2000
00 55 04.72 +55 29 34.9
Date first
1910
Date last
2015
Obs
7
Pa first
341
Pa last
344
P.A. Now (θ)
344°
Sep first
7.3
Sep last
6.4
Sep. Now (ρ)
6.4"
Mag pri
10.60
Mag sec
12.50
delta mag (ΔM)
1.9
Spectral class
Pri motion ra
+050
Sec motion ra
+024
Pri motion dec
-013
Sec motion dec
+023
Notes
rPM=0.86
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
344.1
Precise sep
6.42
Constellation
Cassiopeia
Tycho2
3672-02061-1
last precise pa
344.1
last precise sep
6.42
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
00550+5530 ES 939 1998 4 343 6.3 10.60 12.50 D 005504.72+552934.9
00550+5530 ES 939 2003 5 343 6.4 10.60 12.50 D 005504.72+552934.9
00550+5530 ES 939 2015 6 344 6.4 10.60 12.50 005504.72+552934.9

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