16448-3912 RST1899AB

 
 
16h 44m 52.71s -39 12' 25.4" P.A. 156 sep 0.6 mag 10.80,11.30 Sp A9/F2(Ib)
 
 
Coord 2000
16448-3912
Discov num
RST1899
Comp
AB
Coord arcsec 2000
16 44 52.71 -39 12 25.4
Date first
1935
Date last
1989
Obs
3
Pa first
149
Pa last
156
P.A. Now (θ)
156°
Sep first
0.5
Sep last
0.6
Sep. Now (ρ)
0.6"
Mag pri
10.80
Mag sec
11.30
delta mag (ΔM)
0.5
Spectral class
A9/F2(Ib) (white)
Pri motion ra
-004
Sec motion ra
Pri motion dec
-010
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
16448-3912 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 16448-3912 RST1899 AB 1935 1989 3 156 0.6 10.80 11.30 0.50 <===
Show 16448-3912 RST1899 AB,CD 1903 1999 6 300 52.2 10.23 10.55 0.32
Show 16448-3912 DAW 71 CD 1920 1989 3 120 1.4 11.20 11.50 0.30
Quadruple system
6 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
156
Precise sep
0.58
Constellation
Scorpius
Tycho2
7867-01556-1
HD
150771
last precise pa
156
last precise sep
0.58
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16448-3912 RST1899 AB 1989 3 156 0.6 10.60 11.10 A9/F2(Ib) 164407.50-391200.0

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