11554-7150 B  2733AB

 
 
11h 55m 21.35s -71 49' 37.9" P.A. 83 sep 33.4 mag 8.64,13.60 Sp A3V dist. 427.35 pc (1394.02 l.y.)
 
 
Coord 2000
11554-7150
Discov num
B  2733
Comp
AB
Coord arcsec 2000
11 55 21.35 -71 49 37.9
Date first
1929
Date last
2015
Obs
4
Pa first
90
Pa last
83
P.A. Now (θ)
83°
Sep first
30.0
Sep last
33.4
Sep. Now (ρ)
33.4"
Mag pri
8.64
Mag sec
13.60
delta mag (ΔM)
4.96
Spectral class
A3V (white)
Pri motion ra
-021
Sec motion ra
+009
Pri motion dec
+009
Sec motion dec
+065
Notes
rPM=0.968
This double is not physical.
 
 
11554-7150 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 11554-7150 HDS1680 Aa,Ab 1991 1991 1 210 0.2 8.90 10.44 1.54
Show 11554-7150 B 2733 AB 1929 2015 4 83 33.4 8.64 13.60 4.96 <===
Show 11554-7150 B 2733 BC 1985 2015 3 322 2.9 13.60 14.00 0.40
Quadruple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
83.1
Precise sep
33.428
Constellation
Musca
SAO
256883
HIP
58127
Tycho2
9234-02477-1
Gaia DR2
07880919680
HD
103575
CP
CP-71 1295
Distance
427.35
Distance ly
1394.02
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
11554-7150 B 2733 AB 2000 2 83 33.3 8.40 11.30 A3V D 115521.35-714937.9
11554-7150 B 2733 AB 2015 4 83 33.4 8.64 13.60 A3V 115521.35-714937.9

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