03503-0131 BU  401AC

 
 
03h 50m 16.10s -01 31' 21.5" P.A. 285 sep 45.9 mag 6.54,12.90 Sp F2 dist. 43.67 pc (142.45 l.y.)
 
 
Coord 2000
03503-0131
Discov num
BU  401
Comp
AC
Coord arcsec 2000
03 50 16.10 -01 31 21.5
Date first
1913
Date last
2015
Obs
5
Pa first
289
Pa last
285
P.A. Now (θ)
285°
Sep first
40.6
Sep last
45.9
Sep. Now (ρ)
45.9"
Mag pri
6.54
Mag sec
12.90
delta mag (ΔM)
6.36
Spectral class
F2 (yellow-white)
Pri motion ra
+102
Sec motion ra
+031
Pri motion dec
+025
Sec motion dec
+006
Notes
N (See Notes)
rPM=0.7
Nature of this double is uncertain.
 
 
03503-0131 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 03503-0131 BU 401 AB 1877 2015 19 253 4.6 6.54 10.51 3.97
Show 03503-0131 BU 401 AC 1913 2015 5 285 45.9 6.54 12.90 6.36 <===
Show 03503-0131 WAL 26 AD 1891 2015 5 256 79.1 6.54 11.86 5.32
Show 03503-0131 SHY 164 AE 1991 2000 4 252 999.9 6.54 9.73 3.19
Quintuple system
5 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
284.9
Precise sep
45.86
Constellation
Eridanus
HIP
17950
Tycho2
4718-01021-1
HD
24098
BD
BD-01 544
Distance
43.67
Distance ly
142.45
last precise pa
284.9
last precise sep
45.86
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
03503-0131 BU 401 AC 2000 2 288 42.4 6.54 11.20 F2 D 035016.10-013121.5
03503-0131 BU 401 AC 2015 4 285 45.9 6.54 12.90 F2 N 035016.10-013121.5

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