01177-2812 B    16AB

 
 
01h 17m 42.93s -28 11' 55.0" P.A. 271 sep 32 mag 9.30,12.00 Sp F8V dist. 191.57 pc (624.9 l.y.)
 
 
Coord 2000
01177-2812
Discov num
B    16
Comp
AB
Coord arcsec 2000
01 17 42.93 -28 11 55.0
Date first
1925
Date last
2015
Obs
5
Pa first
269
Pa last
271
P.A. Now (θ)
271°
Sep first
39.3
Sep last
32.0
Sep. Now (ρ)
32"
Mag pri
9.30
Mag sec
12.00
delta mag (ΔM)
2.7
Spectral class
F8V (yellow-white)
Pri motion ra
-052
Sec motion ra
+043
Pri motion dec
-020
Sec motion dec
+071
Notes
Nature of this double is uncertain.
 
 
01177-2812 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 166931 01177-2812 B 16 AB 1925 2015 5 271 32.0 9.30 12.00 2.70 <===
Show 166931 01177-2812 B 16 AD 1925 2015 4 29 13.9 9.30 16.00 6.70
Show 01177-2812 B 16 BC 1925 2015 4 320 4.1 12.00 12.00 0.00
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Sculptor
SAO
166931
HIP
6053
Tycho2
6427-00236-1
HD
7848
CD
CD-28 394
Distance
191.57
Distance ly
624.9
last precise pa
271.1
last precise sep
31.96
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
01177-2812 B 16 AB 1998 2 276 36.2 9.30 12.00 F8V D 011742.93-281155.0
01177-2812 B 16 AB 2014 4 276 34.6 9.30 12.00 F8V 011742.93-281155.0
01177-2812 B 16 AB 2015 5 271 32.0 9.30 12.00 F8V 011742.93-281155.0

If you need more information about this double, apply for a data request form to the WDS.