18499+2806 OSO 104AD

 
 
18h 49m 55.15s +28 05' 50.9" P.A. 27 sep 12.7 mag 12.79,17.85
 
 
Coord 2000
18499+2806
Discov num
OSO 104
Comp
AD
Coord arcsec 2000
18 49 55.15 +28 05 50.9
Date first
1994
Date last
2002
Obs
8
Pa first
30
Pa last
27
P.A. Now (θ)
27°
Sep first
10.9
Sep last
12.7
Sep. Now (ρ)
12.7"
Mag pri
12.79
Mag sec
17.85
delta mag (ΔM)
5.06
Spectral class
Pri motion ra
-102
Sec motion ra
Pri motion dec
-261
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
18499+2806 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18499+2806 OSO 104 AB 1994 2002 6 112 5.0 12.79 18.20 5.41
Show 18499+2806 OSO 104 AD 1994 2002 8 27 12.7 12.79 17.85 5.06 <===
Show 18499+2806 OSO 104 AE 1994 2002 7 252 15.1 12.79 18.21 5.42
Show 18499+2806 OSO 104 AF 1994 2002 7 46 23.6 12.79 17.17 4.38
Show 18499+2806 OSO 104 AG 1994 2002 6 135 22.1 12.79 18.56 5.77
Sextuple system
6 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
27
Precise sep
12.73
Constellation
Lyra
Tycho2
2116-00128-1
last precise pa
27
last precise sep
12.73
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18499+2806 OSO 104 AD 2002 7 27 12.7 12.56 17.85 N D 184906.67+280600.0

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