13130-2906 HWE  27AC

 
 
13h 12m 58.93s -29 05' 59.9" P.A. 280 sep 38.1 mag 8.03,13.45 Sp A2III dist. 223.71 pc (729.74 l.y.)
 
 
Coord 2000
13130-2906
Discov num
HWE  27
Comp
AC
Coord arcsec 2000
13 12 58.93 -29 05 59.9
Date first
1897
Date last
1999
Obs
5
Pa first
281
Pa last
280
P.A. Now (θ)
280°
Sep first
38.1
Sep last
38.1
Sep. Now (ρ)
38.1"
Mag pri
8.03
Mag sec
13.45
delta mag (ΔM)
5.42
Spectral class
A2III (white)
Pri motion ra
+032
Sec motion ra
+003
Pri motion dec
-008
Sec motion dec
-001
Notes
rPM=0.904
This double is not physical.
 
 
13130-2906 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 181460 13130-2906 HWE 27 AB 1876 2000 17 291 3.0 8.03 9.64 1.61
Show 181460 13130-2906 HWE 27 AC 1897 1999 5 280 38.1 8.03 13.45 5.42 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
280.1
Precise sep
38.103
Constellation
Hydra
SAO
181460
HIP
64480
Tycho2
6711-01006-1
HD
114769
CD
CD-28 9947
Distance
223.71
Distance ly
729.74
last precise pa
280.1
last precise sep
38.103
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
13130-2906 HWE 27 AC 1998 4 281 37.7 8.03 13.20 A2III D 131258.93-290559.9
13130-2906 HWE 27 AC 1999 5 280 37.9 8.03 13.20 A2III D 131258.93-290559.9

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