18006+0256 BU  634CE

 
 
18h 00m 40.94s +02 55' 10.6" P.A. 266 sep 33.3 mag 8.06,11.00 Sp B2V
 
 
Coord 2000
18006+0256
Discov num
BU  634
Comp
CE
Coord arcsec 2000
18 00 40.94 +02 55 10.6
Date first
1878
Date last
2012
Obs
6
Pa first
266
Pa last
266
P.A. Now (θ)
266°
Sep first
32.8
Sep last
33.3
Sep. Now (ρ)
33.3"
Mag pri
8.06
Mag sec
11.00
delta mag (ΔM)
2.94
Spectral class
B2V (blue-white)
Pri motion ra
+001
Sec motion ra
Pri motion dec
-008
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
18006+0256 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 67 Oph 123013 18006+0256 BU 1124 AB 1889 1934 4 196 6.6 3.96 13.70 9.74
Show 123013 18006+0256 H 6 2 AC 1823 2014 44 142 54.3 3.96 8.06 4.10
Show 123013 18006+0256 BU 634 AE 1878 2012 7 180 45.3 3.96 11.00 7.04
Show 18006+0256 BU 634 CD 1878 2012 9 123 7.2 8.06 12.50 4.44
Show 18006+0256 BU 634 CE 1878 2012 6 266 33.3 8.06 11.00 2.94 <===
Quintuple system
5 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
266
Precise sep
33.26
Constellation
Ophiuchus
last precise pa
266
last precise sep
33.26
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18006+0256 BU 634 CE 2002 4 266 33.2 8.06 11.10 180040.94+025510.6
18006+0256 BU 634 CE 2012 6 266 33.3 8.06 11.00 B2V N 180040.94+025510.6

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