03123+3808 ES 2457

 
 
03h 12m 21.59s +38 08' 01.4" P.A. 18 sep 4.2 mag 11.50,13.50
 
 
Coord 2000
03123+3808
Discov num
ES 2457
Comp
Coord arcsec 2000
03 12 21.59 +38 08 01.4
Date first
1931
Date last
2002
Obs
4
Pa first
26
Pa last
18
P.A. Now (θ)
18°
Sep first
3.9
Sep last
4.2
Sep. Now (ρ)
4.2"
Mag pri
11.50
Mag sec
13.50
delta mag (ΔM)
2
Spectral class
Pri motion ra
-007
Sec motion ra
Pri motion dec
-022
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
17.8
Precise sep
4.227
Constellation
Perseus
Tycho2
2848-00362-1
last precise pa
17.8
last precise sep
4.227
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
03123+3808 ES 2457 1998 2 17 3.8 11.50 13.50 D 031221.59+380801.4
03123+3808 ES 2457 2002 4 18 4.2 11.50 13.50 D 031221.59+380801.4
03123+3808 ES 2457 2010 5 11 4.0 11.50 13.50 031221.59+380801.4

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