16578+1317 HDS2399

 
 
16H 57M 46.09S +13 17' 29.2" P.A. 345 SEP 0.3 MAG 10.90,13.09 SP M0 DIST. 40.8 PC (133.09 L.Y.)
 
 
Coord 2000
16578+1317
Discov num
HDS2399
Comp
Coord arcsec 2000
16 57 46.09 +13 17 29.2
Date first
1991
Date last
2015
Obs
5
Pa first
290
Pa last
345
P.A. Now (θ)
345°
Sep first
0.6
Sep last
0.3
Sep. Now (ρ)
0.3"
Mag pri
10.90
Mag sec
13.09
delta mag (ΔM)
2.19
Spectral class
M0 (red)
Pri motion ra
+047
Sec motion ra
Pri motion dec
+072
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Hercules
HIP
83010
Tycho2
0987-00811-1
GL
Gl 647
Distance
40.8
Distance ly
133.09
last precise pa
344.5
last precise sep
0.269