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(2020 DY2)
Classification: Apollo [NEO]          SPK-ID: 54000001
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458901.5 (2020-Feb-22.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5682243033013039 0.0012341  
a 2.201700727035486 0.0061371 au
q .9506408653377727 6.72e-05 au
i 2.776505410485814 0.0047814 deg
node 333.4391987968976 0.0057252 deg
peri 148.7350420536623 0.0078024 deg
M 7.920200564854866 0.034417 deg
tp 2458875.247568478976
(2020-Jan-26.74756848)
0.004332 TDB
period 1193.262123879286
3.27
4.9892
0.01366
d
yr
n .3016939805561269 0.0012614 deg/d
Q 3.4527605887332 0.0096243 au
  Orbit Determination Parameters
   # obs. used (total)      24  
   data-arc span      25 days  
   first obs. used      2020-02-20  
   last obs. used      2020-03-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .37273  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Mar-21 06:54:06  

Additional Information
 Earth MOID = .00384731 au 
 Jupiter MOID = 1.65373 au 
 T_jup = 3.433 
[ hide covariance matrix ]
Orbit Covariance (6×6)
  e q tp node peri i
e 1.522903983242524E-6 -8.291793651689061E-8 5.324158878666744E-6 7.064207175751954E-6 -9.610030056929379E-6 5.899936663023679E-6
q -8.291793651689061E-8 4.515779447176359E-9 -2.894821150296658E-7 -3.847041326677283E-7 5.237426015612587E-7 -3.212769183283479E-7
tp 5.324158878666744E-6 -2.894821150296658E-7 1.876634294880356E-5 2.466572065431192E-5 -3.340880151925348E-5 2.060992249359144E-5
node 7.064207175751954E-6 -3.847041326677283E-7 2.466572065431192E-5 3.277740316973578E-5 -4.461779259573957E-5 2.737281222492171E-5
peri -9.610030056929379E-6 5.237426015612587E-7 -3.340880151925348E-5 -4.461779259573957E-5 6.087755488698103E-5 -3.725236748333885E-5
i 5.899936663023679E-6 -3.212769183283479E-7 2.060992249359144E-5 2.737281222492171E-5 -3.725236748333885E-5 2.28615931417076E-5

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 25.089   .42338 3 autocmod 2.8

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