18018+0118 SP    3AB,C

 
 
18H 01M 45.19S +01 18' 18.4" P.A. 315 SEP 0.4 MAG 4.45, SP A2VN DIST. 89.69 PC (292.57 L.Y.)
 
 
Coord 2000
18018+0118
Discov num
SP    3
Comp
AB,C
Coord arcsec 2000
18 01 45.19 +01 18 18.4
Date first
1892
Date last
1892
Obs
1
Pa first
315
Pa last
315
P.A. Now (θ)
315°
Sep first
0.4
Sep last
0.4
Sep. Now (ρ)
0.4"
Mag pri
4.45
Mag sec
delta mag (ΔM)
Spectral class
A2Vn (white)
Pri motion ra
+013
Sec motion ra
Pri motion dec
-015
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
18018+0118 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 68 Oph 123035 18018+0118 BU 1125 AB 1889 2014 57 158 0.4 4.52 7.48 2.96 Y
Show 123035 18018+0118 SP 3 AB,C 1892 1892 1 315 0.4 4.45 <===
Triple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Ophiuchus
SAO
123035
HIP
88290
Tycho2
0430-03748-1
HD
164577
HR
6723
GC
24534
BD
BD+01 3560
Flamsteed
68 Ophiuchi
Flamsteed name
68 Oph
Distance
89.69
Distance ly
292.57
last precise pa
314.6
last precise sep
0.4