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JPL Small-Body Database Browser
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(2020 DA1)
Classification: Apollo [NEO]          SPK-ID: 3991654
[ 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 .5688892444947643 0.00038651  
a 1.157500323723663 0.00058378 au
q .4990108390580633 0.00019631 au
i 7.885940084733779 0.0071187 deg
node 148.7295058537751 0.00010975 deg
peri 111.7024173748695 0.0033837 deg
M 37.57572701409142 0.01058 deg
tp 2458953.022810750547
(2020-Apr-13.52281075)		 0.022585 TDB
period 454.8624734098568
1.25		 0.34411
0.0009421		 d
yr
n .791448011310486 0.00059874 deg/d
Q 1.815989808389263 0.00091588 au
   Orbit Determination Parameters
   # obs. used (total)      19  
   data-arc span      1 day  
   first obs. used      2020-02-17  
   last obs. used      2020-02-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .248  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 12:38:03  

Additional Information
 Earth MOID = .000635229 au 
 Jupiter MOID = 3.28842 au 
 T_jup = 5.264 
[ 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 29.747   .24304 2 autocmod 2.8

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