17120-1547 FOX  18AB,C

 
 
17h 12m 00.60s -15 47' 10.1" P.A. 340 sep 115.9 mag 11.30,12.10 Sp K2IV
 
 
Coord 2000
17120-1547
Discov num
FOX  18
Comp
AB,C
Coord arcsec 2000
17 12 00.60 -15 47 10.1
Date first
1908
Date last
2000
Obs
4
Pa first
337
Pa last
340
P.A. Now (θ)
340°
Sep first
115.8
Sep last
115.9
Sep. Now (ρ)
115.9"
Mag pri
11.30
Mag sec
12.10
delta mag (ΔM)
0.8
Spectral class
K2IV (yellow-orange)
Pri motion ra
-008
Sec motion ra
-005
Pri motion dec
-012
Sec motion dec
-012
Notes
rPM=0.208 (< 0.3, Physical double)
This double is physical.
 
 
17120-1547 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 17120-1547 FOX 18 AB 1908 1964 2 50 1.8 12.00 12.20 0.20
Show 17120-1547 FOX 18 AB,C 1908 2000 4 340 115.9 11.30 12.10 0.80 <===
Show 17120-1547 FOX 18 CD 1908 2000 4 248 14.0 12.10 13.50 1.40
Quadruple system
5 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
340
Precise sep
115.88
Constellation
Ophiuchus
Tycho2
6233-00078-1
last precise pa
340
last precise sep
115.88
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17120-1547 FOX 18 AB,C 2000 4 340 115.9 11.30 12.10 K2IV 171200.60-154710.1

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