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227939 (2007 GK29)
Classification: Main-belt Asteroid          SPK-ID: 2227939
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1937981213809415 4.0043e-08  
a 3.113665445811279 3.1652e-08 au
q 2.510242931804302 1.2099e-07 au
i 11.31521380291578 7.0272e-06 deg
node 33.9957905703448 2.6489e-05 deg
peri 231.024346012138 3.2845e-05 deg
M 134.409152274677 1.826e-05 deg
tp 2458451.239757205772
(2018-Nov-28.73975721)
0.00010224 TDB
period 2006.810420578336
5.49
3.0601e-05
8.378e-08
d
yr
n .1793891422470553 2.7354e-09 deg/d
Q 3.717087959818257 3.7786e-08 au
  Orbit Determination Parameters
   # obs. used (total)      213  
   data-arc span      6260 days (17.14 yr)  
   first obs. used      2003-10-22  
   last obs. used      2020-12-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59273  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 13:12:29  

Additional Information
 Earth MOID = 1.51182 au 
 Jupiter MOID = 1.45646 au 
 T_jup = 3.159 
[ 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 15.8   n/a MPO440188  

227939 (2007 GK29)          Discovered 2007-Apr-11 by Spacewatch at Kitt Peak
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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