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

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3640152109123381 3.3029e-08  
a 2.718744065747444 1.3524e-08 au
q 1.72907987123772 9.3546e-08 au
i 14.82229633612042 6.5897e-06 deg
node 69.60065708250039 1.4941e-05 deg
peri 104.2132051104671 1.9381e-05 deg
M 356.8313877514124 8.2744e-06 deg
tp 2459014.911776298373
(2020-Jun-14.41177630)
3.765e-05 TDB
period 1637.38541051435
4.48
1.2217e-05
3.345e-08
d
yr
n .2198627138658293 1.6405e-09 deg/d
Q 3.708408260257166 1.8447e-08 au
  Orbit Determination Parameters
   # obs. used (total)      604  
   data-arc span      11345 days (31.06 yr)  
   first obs. used      1989-04-05  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54016  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 20:17:54  

Additional Information
 Earth MOID = .800553 au 
 Jupiter MOID = 1.56895 au 
 T_jup = 3.216 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.4   n/a MPO417615  

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 | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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