16426-4901 WFC 178AB

 
 
16H 42M 35.44S -49 01' 24.3" P.A. 289 SEP 7.8 MAG 9.33,10.60 SP B3II/III
 
 
Coord 2000
16426-4901
Discov num
WFC 178
Comp
AB
Coord arcsec 2000
16 42 35.44 -49 01 24.3
Date first
1904
Date last
1999
Obs
8
Pa first
287
Pa last
289
P.A. Now (θ)
289°
Sep first
8.0
Sep last
7.8
Sep. Now (ρ)
7.8"
Mag pri
9.33
Mag sec
10.60
delta mag (ΔM)
1.27
Spectral class
B3II/III (blue-white)
Pri motion ra
+016
Sec motion ra
-004
Pri motion dec
-009
Sec motion dec
+001
Notes
Nature of this double is uncertain.
 
 
16426-4901 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 227075 16426-4901 WFC 178 AB 1904 1999 8 289 7.8 9.33 10.60 1.27 <===
Show 227074 16426-4901 TDT 42 BC 1991 1991 1 192 1.8 10.60 11.00 0.40
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Ara
SAO
227075
Tycho2
8334-01167-1
HD
150312
last precise pa
288.5
last precise sep
7.75