03109-1108 ENG  12AB

 
 
03h 10m 51.53s -11 07' 30.3" P.A. 50 sep 143.3 mag 7.33,8.64 Sp G5 dist. 103.41 pc (337.32 l.y.)
 
 
Coord 2000
03109-1108
Discov num
ENG  12
Comp
AB
Coord arcsec 2000
03 10 51.53 -11 07 30.3
Date first
1894
Date last
2015
Obs
17
Pa first
57
Pa last
50
P.A. Now (θ)
50°
Sep first
144.2
Sep last
143.3
Sep. Now (ρ)
143.3"
Mag pri
7.33
Mag sec
8.64
delta mag (ΔM)
1.31
Spectral class
G5 (yellow)
Pri motion ra
+108
Sec motion ra
+029
Pri motion dec
-108
Sec motion dec
+018
Notes
Nature of this double is uncertain.
 
 
03109-1108 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 148810 03109-1108 ENG 12 AB 1894 2015 17 50 143.3 7.33 8.64 1.31 <===
Show 148814 03109-1108 BUP 39 BC 1907 2015 4 157 88.1 8.64 14.08 5.44
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Eridanus
SAO
148810
HIP
14781
Tycho2
5297-01098-1
HD
19810
BD
BD-11 603
Distance
103.41
Distance ly
337.32
last precise pa
50.2
last precise sep
143.3
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
03109-1108 ENG 12 AB 2002 11 52 144.2 7.33 8.64 G5 D 031051.53-110730.3
03109-1108 ENG 12 AB 2011 14 50 144.2 7.33 8.64 G5 D 031051.53-110730.3
03109-1108 ENG 12 AB 2012 16 51 143.1 7.33 8.64 G5 031051.53-110730.3
03109-1108 ENG 12 AB 2015 17 50 143.3 7.33 8.64 G5 031051.53-110730.3

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