11250-3200 CHR 242Aa,Ab

 
 
11h 24m 58.83s -31 59' 57.5" P.A. 120 sep 0.2 mag 8.00,8.90 Sp G5V dist. 47.35 pc (154.46 l.y.)
 
 
Coord 2000
11250-3200
Discov num
CHR 242
Comp
Aa,Ab
Coord arcsec 2000
11 24 58.83 -31 59 57.5
Date first
1996
Date last
2015
Obs
5
Pa first
340
Pa last
120
P.A. Now (θ)
120°
Sep first
0.1
Sep last
0.2
Sep. Now (ρ)
0.2"
Mag pri
8.00
Mag sec
8.90
delta mag (ΔM)
0.9
Spectral class
G5V (yellow)
Pri motion ra
-060
Sec motion ra
Pri motion dec
+013
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
11250-3200 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 202425 11250-3200 CHR 242 Aa,Ab 1996 2015 5 120 0.2 8.00 8.90 0.90 <===
Show 202425 11250-3200 UC 2133 AB 1911 1999 8 192 58.3 8.93 9.92 0.99
Triple system
2 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
119.8
Precise sep
0.195
Constellation
Hydra
SAO
202425
HIP
55714
Tycho2
7219-00022-1
HD
99240
CD
CD-31 8979
CP
CP-31 3271
Distance
47.35
Distance ly
154.46
last precise pa
119.8
last precise sep
0.195
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
11250-3200 CHR 242 Aa,Ab 2001 2 292 0.2 8.00 8.90 G5V D 112458.83-315957.5
11250-3200 CHR 242 Aa,Ab 2013 3 132 0.1 8.00 8.90 G5V N 112458.83-315957.5
11250-3200 CHR 242 Aa,Ab 2014 4 126 0.2 8.00 8.90 G5V N 112458.83-315957.5
11250-3200 CHR 242 Aa,Ab 2015 5 120 0.2 8.00 8.90 G5V N 112458.83-315957.5

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