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(2020 TD8)
Classification: Apollo [NEO]          SPK-ID: 54075304
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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3173529165211477 6.2783e-05  
a 1.342097161699859 0.00011146 au
q .9161787131796546 8.1749e-06 au
i 6.154768038593327 0.00093324 deg
node 214.9130738410817 7.6072e-05 deg
peri 227.1176814996253 0.0011288 deg
M 131.5476096902773 0.015057 deg
tp 2459188.982453517071
(2020-Dec-05.48245352)
0.0020985 TDB
period 567.9032626267175
1.55
0.070746
0.0001937
d
yr
n .6339107796896525 7.8969e-05 deg/d
Q 1.768015610220064 0.00014683 au
  Orbit Determination Parameters
   # obs. used (total)      82  
   data-arc span      12 days  
   first obs. used      2020-10-15  
   last obs. used      2020-10-27  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      6  
   norm. resid. RMS      .43839  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:08:37  

Additional Information
 Earth MOID = .000536801 au 
 Jupiter MOID = 3.4816 au 
 T_jup = 4.835 
[ 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 26.9   .28739 E2020-UR2 autocmod 2.8

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