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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3249437853512794 6.0384e-05  
a 1.362827011915099 0.00010765 au
q .9199848438844338 9.6281e-06 au
i 6.038434405217864 0.00097016 deg
node 215.0217944420311 2.5771e-05 deg
peri 225.4745969072336 0.00024038 deg
M 243.9941130895432 0.014603 deg
tp 2459187.756565754375
(2020-Dec-04.25656575)		 0.0013864 TDB
period 581.1115751704018
1.59		 0.06885
0.0001885		 d
yr
n .6195023733513407 7.3399e-05 deg/d
Q 1.805669179945764 0.00014262 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.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .43839  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-03 14:58:37  

Additional Information
 Earth MOID = .000108026 au 
 Jupiter MOID = 3.45183 au 
 T_jup = 4.781 
[ 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 26.914   .28739 11 autocmod 2.8

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