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(2020 UR2)
Classification: Apollo [NEO]          SPK-ID: 54075587
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | 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.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3084941833658162 0.00011094  
a 1.458763013265763 0.00024357 au
q 1.008743108764084 6.5969e-06 au
i 5.281140099339629 0.0015992 deg
node 26.38308058362813 0.00067009 deg
peri 25.83341836011983 0.00041495 deg
M 266.436285370529 0.024029 deg
tp 2459167.755534194669
(2020-Nov-14.25553419)
0.0010651 TDB
period 643.5399935598005
1.76
0.16118
0.0004413
d
yr
n .5594057923403128 0.00014011 deg/d
Q 1.908782917767443 0.00031871 au
  Orbit Determination Parameters
   # obs. used (total)      37  
   data-arc span      33 days  
   first obs. used      2020-10-11  
   last obs. used      2020-11-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .50743  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 05:20:51  

Additional Information
 Earth MOID = .0299611 au 
 Jupiter MOID = 3.46729 au 
 T_jup = 4.570 
[ 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 25.5   .4026 E2020-VD2 autocmod 2.8

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