03543-0257 STF 470AB (32 Eri)

 
 
03h 54m 17.49s -02 57' 17.0" P.A. 349 sep 6.9 mag 4.80,5.89 Sp G8III+A2V dist. 95.97 pc (313.05 l.y.)
 
 
Coord 2000
03543-0257
Discov num
STF 470
Comp
AB
Coord arcsec 2000
03 54 17.49 -02 57 17.0
Date first
1781
Date last
2017
Obs
140
Pa first
343
Pa last
349
P.A. Now (θ)
349°
Sep first
4.3
Sep last
6.9
Sep. Now (ρ)
6.9"
Mag pri
4.80
Mag sec
5.89
delta mag (ΔM)
1.09
Spectral class
G8III+A2V (yellow/white)
Pri motion ra
+027
Sec motion ra
Pri motion dec
+019
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
03543-0257 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 32 Eri 130806 03543-0257 STF 470 AB 1781 2017 140 349 6.9 4.80 5.89 1.09 <===
Show 130806 03543-0257 STF 470 AC 1886 2003 8 5 165.9 4.80 10.50 5.70
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
348.6
Precise sep
6.879
Name
32 Eri
Other name
w Eri
Constellation
Eridanus
SAO
130806
HIP
18255
Tycho2
4721-01218-1
HD
24555
HR
1211
GC
4705
BD
BD-03 631
Flamsteed
32 Eridani
Flamsteed name
32 Eri
Distance
95.97
Distance ly
313.05
last precise pa
348.6
last precise sep
6.879
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
03543-0257 STF 470 AB 2007 129 348 6.9 4.80 5.89 G8III A2V N D 035417.49-025717.0
03543-0257 STF 470 AB 2008 133 353 7.2 4.80 5.89 G8III A2V N D 035417.49-025717.0
03543-0257 STF 470 AB 2010 134 348 6.6 4.80 5.89 G8III A2V N D 035417.49-025717.0
03543-0257 STF 470 AB 2011 136 351 6.9 4.80 5.89 G8III A2V N D 035417.49-025717.0
03543-0257 STF 470 AB 2013 137 348 6.9 4.80 5.89 G8III A2V N D 035417.49-025717.0
03543-0257 STF 470 AB 2015 138 348 6.8 4.80 5.89 G8III+A2V N 035417.49-025717.0
03543-0257 STF 470 AB 2016 139 349 6.9 4.80 5.89 G8III+A2V N 035417.49-025717.0
03543-0257 STF 470 AB 2017 140 349 6.9 4.80 5.89 G8III+A2V N 035417.49-025717.0

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