18083+1318 GWP2761AC

 
 
18H 08M 19.03S +13 17' 34.4" P.A. 39 SEP 100.4 MAG 10.70,12.70
 
 
Coord 2000
18083+1318
Discov num
GWP2761
Comp
AC
Coord arcsec 2000
18 08 19.03 +13 17 34.4
Date first
1950
Date last
2001
Obs
4
Pa first
40
Pa last
39
P.A. Now (θ)
39°
Sep first
98.4
Sep last
100.4
Sep. Now (ρ)
100.4"
Mag pri
10.70
Mag sec
12.70
delta mag (ΔM)
2
Spectral class
Pri motion ra
+000
Sec motion ra
+000
Pri motion dec
-070
Sec motion dec
+000
Notes
V (Proper motion indicates physical)
This double is physical.
 
 
18083+1318 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18083+1318 GWP2760 AB 1950 2000 3 10 29.0 10.70 17.30 6.60
Show 18083+1318 GWP2761 AC 1950 2001 4 39 100.4 10.70 12.70 2.00 <===
Show 18083+1318 GWP2762 AD 1950 2001 4 73 159.0 10.70 16.70 6.00
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Ophiuchus
Tycho2
1021-01355-1
last precise pa
39.3
last precise sep
100.362