11279-2822 RST1589AB

 
 
11h 28m 00.30s -28 22' 02.5" P.A. 269 sep 0.9 mag 10.10,13.30 Sp F2V
 
 
Coord 2000
11279-2822
Discov num
RST1589
Comp
AB
Coord arcsec 2000
11 28 00.30 -28 22 02.5
Date first
1931
Date last
1944
Obs
3
Pa first
264
Pa last
269
P.A. Now (θ)
269°
Sep first
0.8
Sep last
0.9
Sep. Now (ρ)
0.9"
Mag pri
10.10
Mag sec
13.30
delta mag (ΔM)
3.2
Spectral class
F2V (yellow-white)
Pri motion ra
-025
Sec motion ra
Pri motion dec
+005
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
11279-2822 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 11279-2822 RST1589 AB 1931 1944 3 269 0.9 10.10 13.30 3.20 <===
Show 11279-2822 SKF1902 AB,C 1913 2010 8 146 84.1 10.09 8.85 1.24
Triple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
268.5
Precise sep
0.86
Constellation
Hydra
Tycho2
6663-00217-1
HD
99693
last precise pa
268.5
last precise sep
0.86
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
11279-2822 RST1589 AB 1944 3 269 0.9 10.10 13.30 F2V 112800.30-282202.5

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