18184+0358 BAR  45AB

 
 
18h 18m 25.87s +03 58' 05.5" P.A. 252 sep 1.1 mag 10.24,11.08 Sp F8
 
 
Coord 2000
18184+0358
Discov num
BAR  45
Comp
AB
Coord arcsec 2000
18 18 25.87 +03 58 05.5
Date first
1912
Date last
1991
Obs
4
Pa first
239
Pa last
252
P.A. Now (θ)
252°
Sep first
1.0
Sep last
1.1
Sep. Now (ρ)
1.1"
Mag pri
10.24
Mag sec
11.08
delta mag (ΔM)
0.84
Spectral class
F8 (yellow-white)
Pri motion ra
+010
Sec motion ra
+010
Pri motion dec
-009
Sec motion dec
-009
Notes
Nature of this double is uncertain.
 
 
18184+0358 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18184+0358 BAR 45 AB 1912 1991 4 252 1.1 10.24 11.08 0.84 <===
Show 18184+0358 BAR 45 AC 1912 2002 4 356 41.7 10.24 13.97 3.73
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
252
Precise sep
1.105
Constellation
Ophiuchus
Tycho2
0440-01304-1
last precise pa
252
last precise sep
1.105
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18184+0358 BAR 45 AB 1991 4 252 1.1 10.24 11.08 F8 181825.87+035805.5

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