16313-2430 BRT3030AB

 
 
16h 31m 20.12s -24 30' 05.0" P.A. 12 sep 4.5 mag 11.04,11.40 Sp G5
 
 
Coord 2000
16313-2430
Discov num
BRT3030
Comp
AB
Coord arcsec 2000
16 31 20.12 -24 30 05.0
Date first
1911
Date last
2008
Obs
12
Pa first
16
Pa last
12
P.A. Now (θ)
12°
Sep first
3.4
Sep last
4.5
Sep. Now (ρ)
4.5"
Mag pri
11.04
Mag sec
11.40
delta mag (ΔM)
0.36
Spectral class
G5 (yellow)
Pri motion ra
-010
Sec motion ra
Pri motion dec
-054
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
16313-2430 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 16313-2430 COR 9 Aa,Ab 2004 2008 3 170 0.3 7.22 10.54 3.32
Show 16313-2430 BRT3030 AB 1911 2008 12 12 4.5 11.04 11.40 0.36 <===
Triple system
2 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
11.9
Precise sep
4.49
Constellation
Ophiuchus
Tycho2
6799-00511-1
last precise pa
11.9
last precise sep
4.49
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16313-2430 BRT3030 AB 2004 6 12 4.5 11.04 11.40 N D 163120.12-243005.0
16313-2430 BRT3030 AB 2008 10 12 4.5 11.04 11.40 G5 N 163120.12-243005.0

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