18118+3327 HO   82AB,C

 
 
18h 11m 45.11s +33 26' 49.3" P.A. 220 sep 0.7 mag 6.08,8.99 Sp A3V dist. 237.53 pc (774.82 l.y.)
 
 
Coord 2000
18118+3327
Discov num
HO   82
Comp
AB,C
Coord arcsec 2000
18 11 45.11 +33 26 49.3
Date first
1885
Date last
2010
Obs
32
Pa first
207
Pa last
220
P.A. Now (θ)
220°
Sep first
0.6
Sep last
0.7
Sep. Now (ρ)
0.7"
Mag pri
6.08
Mag sec
8.99
delta mag (ΔM)
2.91
Spectral class
A3V (white)
Pri motion ra
+001
Sec motion ra
Pri motion dec
+019
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
18118+3327 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 66733 18118+3327 B 2545 AB 1958 2007 66 283 0.0 6.50 6.80 0.30 Y
Show 66733 18118+3327 HO 82 AB,C 1885 2010 32 220 0.7 6.08 8.99 2.91 <===
Triple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
219.7
Precise sep
0.691
Constellation
Hercules
SAO
66733
HIP
89156
Tycho2
2626-01763-1
HD
166988
HR
6814
BD
BD+33 3044
Distance
237.53
Distance ly
774.82
last precise pa
219.7
last precise sep
0.691
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18118+3327 HO 82 AB,C 2010 31 220 0.7 6.08 8.99 N D 181145.11+332649.3

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