18176+0333 BAL2487AB

 
 
18h 17m 34.71s +03 32' 47.6" P.A. 334 sep 11.5 mag 11.85,12.06
 
 
Coord 2000
18176+0333
Discov num
BAL2487
Comp
AB
Coord arcsec 2000
18 17 34.71 +03 32 47.6
Date first
1910
Date last
2002
Obs
8
Pa first
329
Pa last
334
P.A. Now (θ)
334°
Sep first
13.6
Sep last
11.5
Sep. Now (ρ)
11.5"
Mag pri
11.85
Mag sec
12.06
delta mag (ΔM)
0.21
Spectral class
Pri motion ra
-016
Sec motion ra
+003
Pri motion dec
-009
Sec motion dec
-022
Notes
L (Linear solution)
rPM=1.037
This double is not physical.
 
 
18176+0333 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18176+0333 BAL2487 AB 1910 2002 8 334 11.5 11.85 12.06 0.21 <===
Show 18176+0333 BAL2487 BC 1910 2006 6 166 33.8 12.06 11.85 0.21
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
333.5
Precise sep
11.54
Constellation
Ophiuchus
Tycho2
0436-00296-1
last precise pa
333.5
last precise sep
11.54
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18176+0333 BAL2487 AB 2002 7 334 11.5 11.85 12.06 LD 181734.71+033247.6
18176+0333 BAL2487 AB 2010 9 334 10.6 11.85 12.06 L 181734.71+033247.6

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