18073+2334 WLY   8AB

 
 
18h 07m 17.75s +23 33' 30.4" P.A. 134 sep 4.2 mag 11.70,11.80
 
 
Coord 2000
18073+2334
Discov num
WLY   8
Comp
AB
Coord arcsec 2000
18 07 17.75 +23 33 30.4
Date first
1998
Date last
2015
Obs
10
Pa first
132
Pa last
134
P.A. Now (θ)
134°
Sep first
4.3
Sep last
4.2
Sep. Now (ρ)
4.2"
Mag pri
11.70
Mag sec
11.80
delta mag (ΔM)
0.1
Spectral class
Pri motion ra
Sec motion ra
+006
Pri motion dec
Sec motion dec
-008
Notes
Nature of this double is uncertain.
 
 
18073+2334 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18073+2334 WLY 8 AB 1998 2015 10 134 4.2 11.70 11.80 0.10 <===
Show 18073+2334 POU3349 AC 1905 2015 13 219 9.2 11.70 13.70 2.00
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
133.6
Precise sep
4.2
Constellation
Hercules
last precise pa
133.6
last precise sep
4.2
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18073+2334 WLY 8 AB 2007 4 133 4.2 11.70   D 180717.75+233330.4
18073+2334 WLY 8 AB 2012 5 133 4.3 11.70 11.80 180717.75+233330.4
18073+2334 WLY 8 AB 2015 9 134 4.2 11.70 11.80 180717.75+233330.4

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