00493-2124 BU  301AB

 
 
00H 49M 18.31S -21 23' 50.6" P.A. 333 SEP 0.9 MAG 8.89,12.53 SP F3IV/V DIST. 125 PC (407.75 L.Y.)
 
 
Coord 2000
00493-2124
Discov num
BU  301
Comp
AB
Coord arcsec 2000
00 49 18.31 -21 23 50.6
Date first
1891
Date last
1991
Obs
6
Pa first
319
Pa last
333
P.A. Now (θ)
333°
Sep first
0.9
Sep last
0.9
Sep. Now (ρ)
0.9"
Mag pri
8.89
Mag sec
12.53
delta mag (ΔM)
3.64
Spectral class
F3IV/V (yellow-white)
Pri motion ra
+038
Sec motion ra
+027
Pri motion dec
+009
Sec motion dec
+006
Notes
rPM=0.292 (< 0.3, Physical double)
This double is physical.
 
 
00493-2124 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 166603 00493-2124 BU 301 AB 1891 1991 6 333 0.9 8.89 12.53 3.64 <===
Show 166603 00493-2124 BU 301 AC 1874 2000 18 298 10.9 8.89 9.98 1.09
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cetus
SAO
166603
HIP
3845
Tycho2
5850-02582-1
HD
4731
BD
BD-22 138
Distance
125
Distance ly
407.75
last precise pa
333.4
last precise sep
0.85