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447999 (2008 CM202)
Classification: Main-belt Asteroid          SPK-ID: 2447999
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2581682708386133 8.3949e-08  
a 3.05209640727091 6.9885e-08 au
q 2.264141955373035 2.5699e-07 au
i 10.96199640679286 1.0104e-05 deg
node 154.4464252157287 5.8502e-05 deg
peri 122.7852683101235 6.3008e-05 deg
M 20.92463680428667 2.8286e-05 deg
tp 2458887.298749048249
(2020-Feb-07.79874905)
0.00015064 TDB
period 1947.582207700812
5.33
6.6892e-05
1.831e-07
d
yr
n .1848445721965145 6.3487e-09 deg/d
Q 3.840050859168785 8.7927e-08 au
  Orbit Determination Parameters
   # obs. used (total)      58  
   data-arc span      5864 days (16.05 yr)  
   first obs. used      2003-04-09  
   last obs. used      2019-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6212  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:55:11  

Additional Information
 Earth MOID = 1.27012 au 
 Jupiter MOID = 1.50629 au 
 T_jup = 3.158 
[ 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 16.7   n/a MPO295747  

447999 (2008 CM202)          Discovered 2008-Feb-07 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-10-28

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