18305+0852 WLY  10AC

 
 
18h 30m 31.14s +08 51' 54.4" P.A. 79 sep 12.3 mag 10.60,11.30 Sp F8
 
 
Coord 2000
18305+0852
Discov num
WLY  10
Comp
AC
Coord arcsec 2000
18 30 31.14 +08 51 54.4
Date first
1897
Date last
2011
Obs
9
Pa first
71
Pa last
79
P.A. Now (θ)
79°
Sep first
15.1
Sep last
12.3
Sep. Now (ρ)
12.3"
Mag pri
10.60
Mag sec
11.30
delta mag (ΔM)
0.7
Spectral class
F8 (yellow-white)
Pri motion ra
+003
Sec motion ra
-010
Pri motion dec
+005
Sec motion dec
-019
Notes
rPM=1.271
This double is not physical.
 
 
18305+0852 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18305+0852 BRT2608 AB 1919 2006 5 40 4.5 10.60 11.90 1.30
Show 18305+0852 WLY 10 AC 1897 2011 9 79 12.3 10.60 11.30 0.70 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
78.6
Precise sep
12.3
Constellation
Ophiuchus
Tycho2
1023-01232-2
last precise pa
78.6
last precise sep
12.3
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18305+0852 WLY 10 AC 2006 7 79 12.3 10.40 11.10 D 183031.14+085154.4
18305+0852 WLY 10 AC 2010 8 82 11.3 10.60 11.30 F8 183031.14+085154.4
18305+0852 WLY 10 AC 2011 9 79 12.3 10.60 11.30 F8 183031.14+085154.4

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