16448-3144 BRT3031AC

 
 
16h 44m 47.09s -31 44' 38.3" P.A. 198 sep 7.7 mag 10.80,12.00
 
 
Coord 2000
16448-3144
Discov num
BRT3031
Comp
AC
Coord arcsec 2000
16 44 47.09 -31 44 38.3
Date first
1911
Date last
2014
Obs
6
Pa first
166
Pa last
198
P.A. Now (θ)
198°
Sep first
8.6
Sep last
7.7
Sep. Now (ρ)
7.7"
Mag pri
10.80
Mag sec
12.00
delta mag (ΔM)
1.2
Spectral class
Pri motion ra
+023
Sec motion ra
-024
Pri motion dec
-013
Sec motion dec
-026
Notes
R (Red magnitudes)
rPM=1.378
This double is not physical.
 
 
16448-3144 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 16448-3144 BRT3031 AB 1913 1913 1 237 3.2 10.80
Show 16448-3144 BRT3031 AC 1911 2014 6 198 7.7 10.80 12.00 1.20 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
197.7
Precise sep
7.7
Constellation
Scorpius
Tycho2
7346-01712-1
last precise pa
197.7
last precise sep
7.7
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16448-3144 BRT3031 AC 1913 2 148 8.5 11.55 12.72 B 164446.88-314437.1
16448-3144 BRT3031 AC 2000 4 194 7.7 10.80 12.00 R 164447.09-314438.3
16448-3144 BRT3031 AC 2014 5 198 7.7 10.80 12.00 R 164447.09-314438.3

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