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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3648098647028701 1.1505e-07  
a 2.717417738714703 3.7617e-08 AU
q 1.726076941113013 3.1395e-07 AU
i 14.82413825021715 2.239e-05 deg
node 69.63437520732522 5.2177e-05 deg
peri 104.1985397416443 6.6646e-05 deg
M 232.9743135463529 3.0887e-05 deg
tp 2457377.827288456228
(2015-Dec-21.32728846)
0.00014653 JED
period 1636.187370025227
4.48
3.3975e-05
9.302e-08
d
yr
n .2200237005829287 4.5687e-09 deg/d
Q 3.708758536316394 5.134e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      182  
   data-arc span      8088 days (22.14 yr)  
   first obs. used      1989-04-05  
   last obs. used      2011-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .63817  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-11 00:18:34  

Additional Information
 Earth MOID = .798075 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 15.2 mag n/a MPO198802  

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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