10455-2502 I   502AC

 
 
10h 45m 32.90s -25 01' 34.0" P.A. 140 sep 2 mag 7.78,13.30 Sp K0IV dist. 186.22 pc (607.45 l.y.)
 
 
Coord 2000
10455-2502
Discov num
I   502
Comp
AC
Coord arcsec 2000
10 45 32.90 -25 01 34.0
Date first
1950
Date last
1959
Obs
2
Pa first
135
Pa last
140
P.A. Now (θ)
140°
Sep first
1.8
Sep last
2.0
Sep. Now (ρ)
2"
Mag pri
7.78
Mag sec
13.30
delta mag (ΔM)
5.52
Spectral class
K0IV (yellow-orange)
Pri motion ra
-029
Sec motion ra
Pri motion dec
+017
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
10455-2502 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 179198 10455-2502 I 502 AB 1909 2017 17 216 0.1 7.78 8.86 1.08
Show 179198 10455-2502 I 502 AC 1950 1959 2 140 2.0 7.78 13.30 5.52 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
139.9
Precise sep
1.96
Constellation
Hydra
SAO
179198
HIP
52615
Tycho2
6638-00872-1
HD
93227
CD
CD-24 9289
CP
CP-24 4557
Distance
186.22
Distance ly
607.45
last precise pa
139.9
last precise sep
1.96
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
10455-2502 I 502 AC 1959 2 140 2.0 7.78 13.30 K0IV 104532.90-250134.0

If you need more information about this double, apply for a data request form to the WDS.