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JPL Small-Body Database Browser
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(2020 DW)
Classification: Aten [NEO]          SPK-ID: 3991650
[ 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 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1689992960078666 2.3099e-05  
a .8597271736470148 1.6703e-05 au
q .7144338865418365 3.3739e-05 au
i .06352112259316713 0.00010526 deg
node 89.49561008689301 0.15551 deg
peri 216.5577855860214 0.15367 deg
M 338.1392626098765 0.0025522 deg
tp 2459018.180791956868
(2020-Jun-17.68079196)		 0.0025788 TDB
period 291.1651602085583
0.80		 0.0084854
2.323e-05		 d
yr
n 1.236411663202205 3.6033e-05 deg/d
Q 1.005020460752193 1.9526e-05 au
   Orbit Determination Parameters
   # obs. used (total)      51  
   data-arc span      3 days  
   first obs. used      2020-02-16  
   last obs. used      2020-02-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      5  
   norm. resid. RMS      .43899  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-29 04:58:12  

Additional Information
 Earth MOID = .000220188 au 
 Jupiter MOID = 4.12119 au 
 T_jup = 6.854 
[ 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 30.338   .30395 2 autocmod 2.8

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