16163-0139 STF2031AB

 
 
16H 16M 19.68S -01 38' 53.5" P.A. 229 SEP 20.7 MAG 7.18,11.00 SP F7V DIST. 47.44 PC (154.75 L.Y.)
 
 
Coord 2000
16163-0139
Discov num
STF2031
Comp
AB
Coord arcsec 2000
16 16 19.68 -01 38 53.5
Date first
1848
Date last
2012
Obs
19
Pa first
230
Pa last
229
P.A. Now (θ)
229°
Sep first
22.3
Sep last
20.7
Sep. Now (ρ)
20.7"
Mag pri
7.18
Mag sec
11.00
delta mag (ΔM)
3.82
Spectral class
F7V (yellow-white)
Pri motion ra
-125
Sec motion ra
-122
Pri motion dec
+030
Sec motion dec
+031
Notes
Nature of this double is uncertain.
 
 
16163-0139 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 16163-0139 STF2031 AB 1848 2012 19 229 20.7 7.18 11.00 3.82 <===
Show 16163-0139 STF2031 AC 1922 2013 5 26 94.0 7.13 12.96 5.83
Show 16163-0139 SKF 1 CD 1953 2013 11 166 19.0 12.96 13.70 0.74
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Serpens
HIP
79730
Tycho2
5034-01307-1
HD
146433
BD
BD-01 3161
Distance
47.44
Distance ly
154.75
last precise pa
229.2
last precise sep
20.67