03218+3540 ES 2558

 
 
03h 21m 50.98s +35 39' 57.4" P.A. 237 sep 7.3 mag 9.71,13.70 Sp A0
 
 
Coord 2000
03218+3540
Discov num
ES 2558
Comp
Coord arcsec 2000
03 21 50.98 +35 39 57.4
Date first
1932
Date last
2015
Obs
4
Pa first
257
Pa last
237
P.A. Now (θ)
237°
Sep first
6.5
Sep last
7.3
Sep. Now (ρ)
7.3"
Mag pri
9.71
Mag sec
13.70
delta mag (ΔM)
3.99
Spectral class
A0 (white)
Pri motion ra
-004
Sec motion ra
Pri motion dec
-001
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
236.5
Precise sep
7.314
Constellation
Perseus
SAO
56379
Tycho2
2353-00096-1
HD
278519
last precise pa
236.5
last precise sep
7.314
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
03218+3540 ES 2558 1998 2 241 7.3 9.71 13.70 A0 D 032150.98+353957.4
03218+3540 ES 2558 2001 3 240 7.3 9.71 13.70 A0 D 032150.98+353957.4
03218+3540 ES 2558 2015 4 237 7.3 9.71 13.70 A0 032150.98+353957.4

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