02391+2854 ES  324BC

 
 
02h 39m 04.39s +28 53' 18.4" P.A. 18 sep 2.7 mag 10.60,11.80
 
 
Coord 2000
02391+2854
Discov num
ES  324
Comp
BC
Coord arcsec 2000
02 39 04.39 +28 53 18.4
Date first
1906
Date last
2009
Obs
5
Pa first
20
Pa last
18
P.A. Now (θ)
18°
Sep first
1.8
Sep last
2.7
Sep. Now (ρ)
2.7"
Mag pri
10.60
Mag sec
11.80
delta mag (ΔM)
1.2
Spectral class
Pri motion ra
+014
Sec motion ra
Pri motion dec
-019
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
02391+2854 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 02391+2854 KU 77 AB 1895 2010 11 175 35.7 9.94 10.54 0.60
Show 02391+2854 ES 324 BC 1906 2009 5 18 2.7 10.60 11.80 1.20 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Aries
Tycho2
1780-00882-1
last precise pa
17.8
last precise sep
2.65
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02391+2854 ES 324 BC 2003 4 19 2.7 10.60 11.80 023904.39+285318.4
02391+2854 ES 324 BC 2009 5 18 2.7 10.60 11.80 023904.39+285318.4

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