00493-2124 BU  301AC

 
 
00h 49m 18.31s -21 23' 50.6" P.A. 298 sep 10.9 mag 8.89,9.98 Sp F3IV/V dist. 125 pc (407.75 l.y.)
 
 
Coord 2000
00493-2124
Discov num
BU  301
Comp
AC
Coord arcsec 2000
00 49 18.31 -21 23 50.6
Date first
1874
Date last
2000
Obs
18
Pa first
300
Pa last
298
P.A. Now (θ)
298°
Sep first
5.0
Sep last
10.9
Sep. Now (ρ)
10.9"
Mag pri
8.89
Mag sec
9.98
delta mag (ΔM)
1.09
Spectral class
F3IV/V (yellow-white)
Pri motion ra
+036
Sec motion ra
+030
Pri motion dec
+005
Sec motion dec
+011
Notes
rPM=0.233 (< 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 2001 7 331 0.8 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
 
 
Precise pa
298.3
Precise sep
10.92
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
298.3
last precise sep
10.92
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
00493-2124 BU 301 AC 2000 17 298 10.9 8.89 9.98 F3IV/V D 004918.31-212350.6
00493-2124 BU 301 AC 2010 19 298 10.6 8.89 9.98 F3IV/V 004918.31-212350.6

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