12550-8507 RST2819AB (Iot Oct)

 
 
12h 54m 58.80s -85 07' 24.1" P.A. 240 sep 0.7 mag 5.94,6.86 Sp K0III dist. 107.87 pc (351.87 l.y.)
 
 
Coord 2000
12550-8507
Discov num
RST2819
Comp
AB
Coord arcsec 2000
12 54 58.80 -85 07 24.1
Date first
1935
Date last
2006
Obs
13
Pa first
227
Pa last
240
P.A. Now (θ)
240°
Sep first
0.7
Sep last
0.7
Sep. Now (ρ)
0.7"
Mag pri
5.94
Mag sec
6.86
delta mag (ΔM)
0.92
Spectral class
K0III (yellow-orange)
Pri motion ra
+067
Sec motion ra
+067
Pri motion dec
+026
Sec motion dec
+026
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
12550-8507 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show Iot Oct 258654 12550-8507 RST2819 AB 1935 2006 13 240 0.7 5.94 6.86 0.92 <===
Show 258654 12550-8507 B 9020 AC 1941 2000 5 53 61.7 5.63 10.00 4.37
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
239.7
Precise sep
0.696
Name
Iot Oct
Constellation
Octans
SAO
258654
HIP
63031
Tycho2
9512-02121-1
HD
111482
HR
4870
GC
17460
CP
CP-84 407
Bayer
Iota Octantis
Bayer name
Iot Oct
Distance
107.87
Distance ly
351.87
last precise pa
239.7
last precise sep
0.696
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12550-8507 RST2819 AB 2006 13 240 0.7 5.94 6.86 K0III N D 125458.80-850724.1

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