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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 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .364932749298287 1.1484e-07  
a 2.717271203165006 3.4571e-08 AU
q 1.725649952404936 3.1349e-07 AU
i 14.82486137519049 2.1349e-05 deg
node 69.63234561054294 4.8439e-05 deg
peri 104.2054058520926 5.8542e-05 deg
M 276.9874512564165 3.0646e-05 deg
tp 2457377.758604376374
(2015-Dec-21.25860438)
0.00014403 JED
period 1636.055025789007
4.48
3.1222e-05
8.548e-08
d
yr
n .2200414988037372 4.1992e-09 deg/d
Q 3.708892453925076 4.7187e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      193  
   data-arc span      9338 days (25.57 yr)  
   first obs. used      1989-04-05  
   last obs. used      2014-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .62293  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 16:10:14  

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 15.3 mag n/a MPO314193  

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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