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(2020 UN3)
Classification: Apollo [NEO]          SPK-ID: 54075985
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1938166433130215 9.3207e-05  
a 1.039689777624874 5.7835e-05 au
q .8381805948387595 5.0282e-05 au
i 10.65756577752303 0.0058141 deg
node 41.63482068491676 0.00011341 deg
peri 99.28851371693806 0.0037724 deg
M 323.1865612785299 0.011228 deg
tp 2459240.096607033473
(2021-Jan-25.59660703)
0.0087733 TDB
period 387.2167074611418
1.06
0.03231
8.846e-05
d
yr
n .9297119495705823 7.7576e-05 deg/d
Q 1.241198960410989 6.9044e-05 au
  Orbit Determination Parameters
   # obs. used (total)      194  
   data-arc span      33 days  
   first obs. used      2020-10-20  
   last obs. used      2020-11-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .37104  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-12 05:24:38  

Additional Information
 Earth MOID = .0285647 au 
 Jupiter MOID = 3.77512 au 
 T_jup = 5.867 
[ 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 24.3   .52044 E2021-CQ9 autocmod 2.8

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