02521+5732 ES 1814

 
 
02h 52m 04.64s +57 31' 22.4" P.A. 306 sep 7.6 mag 10.90,11.10
 
 
Coord 2000
02521+5732
Discov num
ES 1814
Comp
Coord arcsec 2000
02 52 04.64 +57 31 22.4
Date first
1910
Date last
2011
Obs
8
Pa first
307
Pa last
306
P.A. Now (θ)
306°
Sep first
7.2
Sep last
7.6
Sep. Now (ρ)
7.6"
Mag pri
10.90
Mag sec
11.10
delta mag (ΔM)
0.2
Spectral class
Pri motion ra
-002
Sec motion ra
-011
Pri motion dec
-004
Sec motion dec
-001
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cassiopeia
last precise pa
306
last precise sep
7.59
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02521+5732 ES 1814 1998 5 306 7.5 10.90 11.10 D 025204.64+573122.4
02521+5732 ES 1814 2011 6 306 7.6 10.90 11.10 D 025204.64+573122.4

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