02252+5515 ES    7

 
 
02h 25m 13.20s +55 15' 16.5" P.A. 259 sep 11.1 mag 7.63,14.10 Sp A0II dist. 238.1 pc (776.68 l.y.)
 
 
Coord 2000
02252+5515
Discov num
ES    7
Comp
Coord arcsec 2000
02 25 13.20 +55 15 16.5
Date first
1900
Date last
2010
Obs
6
Pa first
259
Pa last
259
P.A. Now (θ)
259°
Sep first
11.4
Sep last
11.1
Sep. Now (ρ)
11.1"
Mag pri
7.63
Mag sec
14.10
delta mag (ΔM)
6.47
Spectral class
A0II (white)
Pri motion ra
+006
Sec motion ra
Pri motion dec
-006
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
258.6
Precise sep
11.1
Constellation
Perseus
SAO
23305
HIP
11275
Tycho2
3690-01204-1
HD
14827
BD
BD+54 539
Distance
238.1
Distance ly
776.68
last precise pa
258.6
last precise sep
11.1
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02252+5515 ES 7 2000 4 256 11.2 7.63 14.10 A0II D 022513.20+551516.5
02252+5515 ES 7 2002 5 258 11.1 7.63 14.10 A0II D 022513.20+551516.5
02252+5515 ES 7 2010 6 267 11.7 7.63 14.10 A0II 022513.20+551516.5

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