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118172 Vorgebirge (1989 GU6)
Classification: Main-belt Asteroid          SPK-ID: 2118172
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3649327457068972 1.1476e-07  
a 2.717271192653974 3.3665e-08 AU
q 1.725649955488504 3.1339e-07 AU
i 14.82486030308371 2.1138e-05 deg
node 69.63233266112901 4.3687e-05 deg
peri 104.2054346551143 5.3036e-05 deg
M 276.9874468877008 3.0453e-05 deg
tp 2457377.758622041443
(2015-Dec-21.25862204)
0.00014335 JED
period 1636.05501629605
4.48
3.0405e-05
8.324e-08
d
yr
n .2200415000804941 4.0893e-09 deg/d
Q 3.708892429819444 4.5951e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      221  
   data-arc span      9369 days (25.65 yr)  
   first obs. used      1989-04-05  
   last obs. used      2014-11-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .62305  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 07:09:50  

Additional Information
 Earth MOID = .79824 AU 
 T_jup = 3.216 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.4 mag n/a MPO320355  

118172 Vorgebirge           Discovered 1989 Apr. 5 by M. Geffert at the European Southern Observatory.
The Vorgebirge foothills west of the Rhine extend from Bonn to Cologne.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20060413/MPCPages.arcLast Updated: 2006-04-17

[ show close-approach data ]
Alternate Designations
 1989 GU6 = 1998 KE2 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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