03174+0739 BU 1039AC

 
 
03H 17M 26.29S +07 39' 21.0" P.A. 38 SEP 155.7 MAG 7.44,7.82 SP F9IV-V DIST. 46.15 PC (150.54 L.Y.)
 
 
Coord 2000
03174+0739
Discov num
BU 1039
Comp
AC
Coord arcsec 2000
03 17 26.29 +07 39 21.0
Date first
1897
Date last
2005
Obs
17
Pa first
37
Pa last
38
P.A. Now (θ)
38°
Sep first
156.0
Sep last
155.7
Sep. Now (ρ)
155.7"
Mag pri
7.44
Mag sec
7.82
delta mag (ΔM)
0.38
Spectral class
F9IV-V (yellow-white)
Pri motion ra
+170
Sec motion ra
+167
Pri motion dec
-006
Sec motion dec
-008
Notes
N Z V (See Notes, Parallax indicates components are physical, Proper motion indicates physical)
rPM=0.021 (< 0.3, Physical double)
This double is physical.
 
 
03174+0739 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 03174+0739 BU 1039 AB 1889 2002 3 201 2.5 7.39 13.40 6.01
Show 03174+0739 BU 1039 AC 1897 2005 17 38 155.7 7.44 7.82 0.38 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cetus
HIP
15304
Tycho2
0649-00766-1
HD
20430
BD
BD+07 493
Distance
46.15
Distance ly
150.54
last precise pa
37.6
last precise sep
155.7