03305-1752 B  2517BC

 
 
03h 30m 32.07s -17 52' 34.7" P.A. 13 sep 2 mag 12.90,13.90
 
 
Coord 2000
03305-1752
Discov num
B  2517
Comp
BC
Coord arcsec 2000
03 30 32.07 -17 52 34.7
Date first
1932
Date last
2015
Obs
2
Pa first
10
Pa last
13
P.A. Now (θ)
13°
Sep first
2.0
Sep last
2.0
Sep. Now (ρ)
2"
Mag pri
12.90
Mag sec
13.90
delta mag (ΔM)
1
Spectral class
Pri motion ra
+008
Sec motion ra
Pri motion dec
-031
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
03305-1752 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 148997 03305-1752 B 2517 AB 1932 2014 5 176 25.1 9.74 13.35 3.61
Show 148997 03305-1752 B 2517 BC 1932 2015 2 13 2.0 12.90 13.90 1.00 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Eridanus
SAO
148997
Tycho2
5876-00033-1
HD
21814
last precise pa
13
last precise sep
2.028
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
03305-1752 B 2517 BC 1932 1 10 2.0 13.00 14.00 033012.00-175200.0
03305-1752 B 2517 BC 2015 2 13 2.0 12.90 13.90 033032.07-175234.7

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