01580-0204 BU    7AB (58 Cet)

 
 
01H 57M 59.39S -02 03' 34.2" P.A. 18 SEP 2.8 MAG 6.58,10.36 SP A0 DIST. 149.7 PC (488.32 L.Y.)
 
 
Coord 2000
01580-0204
Discov num
BU    7
Comp
AB
Coord arcsec 2000
01 57 59.39 -02 03 34.2
Date first
1871
Date last
2012
Obs
20
Pa first
15
Pa last
18
P.A. Now (θ)
18°
Sep first
3.5
Sep last
2.8
Sep. Now (ρ)
2.8"
Mag pri
6.58
Mag sec
10.36
delta mag (ΔM)
3.78
Spectral class
A0 (white)
Pri motion ra
+039
Sec motion ra
+037
Pri motion dec
+005
Sec motion dec
+009
Notes
rPM=0.114 (< 0.3, Physical double)
This double is physical.
 
 
01580-0204 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 58 Cet 01580-0204 BU 7 AB 1871 2012 20 18 2.8 6.58 10.36 3.78 <===
Show 01580-0204 BU 7 AC 1891 2011 16 199 152.1 6.58 8.84 2.26
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name
58 Cet
Constellation
Cetus
HIP
9165
Tycho2
4686-02532-1
HD
12020
GC
2375
BD
BD-02 330
Flamsteed
58 Ceti
Flamsteed name
58 Cet
Distance
149.7
Distance ly
488.32
last precise pa
18
last precise sep
2.8