17519+0724 SKF1858AB,C

 
 
17H 51M 55.85S +07 23' 47.5" P.A. 87 SEP 45.3 MAG 8.15,10.29 SP B7IV+A2 DIST. 1219.51 PC (3978.04 L.Y.)
 
 
Coord 2000
17519+0724
Discov num
SKF1858
Comp
AB,C
Coord arcsec 2000
17 51 55.85 +07 23 47.5
Date first
1911
Date last
2010
Obs
8
Pa first
87
Pa last
87
P.A. Now (θ)
87°
Sep first
45.5
Sep last
45.3
Sep. Now (ρ)
45.3"
Mag pri
8.15
Mag sec
10.29
delta mag (ΔM)
2.14
Spectral class
B7IV+A2 (blue-white/white)
Pri motion ra
-000
Sec motion ra
-000
Pri motion dec
-009
Sec motion dec
-007
Notes
rPM=0.222 (< 0.3, Physical double)
This double is physical.
 
 
17519+0724 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 17519+0724 A 1164 AB 1905 1995 37 45 0.4 8.48 9.51 1.03
Show 17519+0724 SKF1858 AB,C 1911 2010 8 87 45.3 8.15 10.29 2.14 <===
Triple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
87.1
Precise sep
45.32
Constellation
Ophiuchus
HIP
87423
Tycho2
0428-00536-1
HD
162670
BD
BD+07 3488
Distance
1219.51
Distance ly
3978.04
last precise pa
87.1
last precise sep
45.32