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(2020 DK2)
Classification: Apollo [NEO]          SPK-ID: 3991736
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4016487099816949 0.00045658  
a 1.284393323052938 0.00073207 au
q .7685184017396229 0.00015104 au
i 11.56102317075826 0.011244 deg
node 332.2497731712338 0.00058852 deg
peri 257.9914803206585 0.0078952 deg
M 30.87717208207016 0.012149 deg
tp 2458954.898355658657
(2020-Apr-15.39835566)
0.021106 TDB
period 531.6740768632826
1.46
0.45456
0.001245
d
yr
n .6771065501705328 0.0005789 deg/d
Q 1.800268244366253 0.0010261 au
  Orbit Determination Parameters
   # obs. used (total)      28  
   data-arc span      1 day  
   first obs. used      2020-02-20  
   last obs. used      2020-02-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .52399  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Sep-11 07:47:34  

Additional Information
 Earth MOID = .00235922 au 
 Jupiter MOID = 3.25332 au 
 T_jup = 4.943 
[ 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 26.274   .35942 5 autocmod 2.8

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