16021-5107 B  1796AB

 
 
16h 02m 04.49s -51 07' 14.6" P.A. 260 sep 6.2 mag 6.39,14.00 Sp B5V dist. 197.63 pc (644.67 l.y.)
 
 
Coord 2000
16021-5107
Discov num
B  1796
Comp
AB
Coord arcsec 2000
16 02 04.49 -51 07 14.6
Date first
1933
Date last
2000
Obs
3
Pa first
257
Pa last
260
P.A. Now (θ)
260°
Sep first
5.2
Sep last
6.2
Sep. Now (ρ)
6.2"
Mag pri
6.39
Mag sec
14.00
delta mag (ΔM)
7.61
Spectral class
B5V (blue-white)
Pri motion ra
-013
Sec motion ra
Pri motion dec
-018
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
16021-5107 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 243262 16021-5107 B 1796 AB 1933 2000 3 260 6.2 6.39 14.00 7.61 <===
Show 243262 16021-5107 B 1796 AC 1931 2000 2 296 11.3 6.39 11.20 4.81
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
259.9
Precise sep
6.17
Constellation
Norma
SAO
243262
HIP
78540
Tycho2
8322-00322-1
HD
143321
CD
CD-5010074
CP
CP-50 8886
Distance
197.63
Distance ly
644.67
last precise pa
259.9
last precise sep
6.17
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16021-5107 B 1796 AB 1933 1 257 5.2 6.40 14.00 B5V 160204.49-510714.6
16021-5107 B 1796 AB 2000 3 260 6.2 6.40 14.00 B5V 160204.49-510714.6

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