16426+3113 SEI 540

 
 
16H 42M 35.18S +31 12' 58.3" P.A. 227 SEP 11.5 MAG 9.55,11.10 SP F0 DIST. 172.12 PC (561.46 L.Y.)
 
 
Coord 2000
16426+3113
Discov num
SEI 540
Comp
Coord arcsec 2000
16 42 35.18 +31 12 58.3
Date first
1895
Date last
2013
Obs
16
Pa first
229
Pa last
227
P.A. Now (θ)
227°
Sep first
12.2
Sep last
11.5
Sep. Now (ρ)
11.5"
Mag pri
9.55
Mag sec
11.10
delta mag (ΔM)
1.55
Spectral class
F0 (yellow-white)
Pri motion ra
-025
Sec motion ra
-025
Pri motion dec
+034
Sec motion dec
+032
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Hercules
SAO
65498
HIP
81811
Tycho2
2582-02757-1
BD
BD+31 2891
Distance
172.12
Distance ly
561.46
last precise pa
226.6
last precise sep
11.52