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(2009 UC)
Classification: Aten [NEO]          SPK-ID: 3471585
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3472910381714598 0.00034843  
a .759756270875751 0.00014603 au
q .4958997268060346 0.00036004 au
i 24.77920242428939 0.06968 deg
node 22.37246431552442 0.00057593 deg
peri 185.4329319468381 0.013552 deg
M 119.3978964430173 1.8183 deg
tp 2459120.276050006823
(2020-Sep-27.77605001)
1.1986 TDB
period 241.885517734618
0.66
0.069736
0.0001909
d
yr
n 1.488307375206191 0.00042908 deg/d
Q 1.023612814945468 0.00019674 au
  Orbit Determination Parameters
   # obs. used (total)      28  
   data-arc span      3 days  
   first obs. used      2009-10-16  
   last obs. used      2009-10-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .64334  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 03:04:06  

Additional Information
 Earth MOID = .0232303 au 
 Jupiter MOID = 3.93542 au 
 T_jup = 7.499 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 26.6   n/a MPO164410  

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