13130-2906 HWE  27AB

 
 
13h 12m 58.93s -29 05' 59.9" P.A. 291 sep 3 mag 8.03,9.64 Sp A2III dist. 223.71 pc (729.74 l.y.)
 
 
Coord 2000
13130-2906
Discov num
HWE  27
Comp
AB
Coord arcsec 2000
13 12 58.93 -29 05 59.9
Date first
1876
Date last
2000
Obs
17
Pa first
280
Pa last
291
P.A. Now (θ)
291°
Sep first
1.5
Sep last
3.0
Sep. Now (ρ)
3"
Mag pri
8.03
Mag sec
9.64
delta mag (ΔM)
1.61
Spectral class
A2III (white)
Pri motion ra
+032
Sec motion ra
+014
Pri motion dec
-008
Sec motion dec
+003
Notes
rPM=0.64
Nature of this double is uncertain.
 
 
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
291.1
Precise sep
2.95
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
291.1
last precise sep
2.95
 
 
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 AB 2000 16 291 3.0 8.03 9.64 A2III 131258.93-290559.9

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