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(2020 TB9)
Classification: Apollo [NEO]          SPK-ID: 54075994
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 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2717295110704533 7.633e-05  
a 1.303949588313336 0.00012705 au
q .9496280042204346 7.0127e-06 au
i 3.569779629237155 0.00080224 deg
node 72.08319101391629 0.001204 deg
peri 19.66530220270823 0.0014017 deg
M 129.6823481845976 0.017874 deg
tp 2459200.584862091548
(2020-Dec-17.08486209)
0.0016326 TDB
period 543.8631443243667
1.49
0.079485
0.0002176
d
yr
n .6619312298633929 9.674e-05 deg/d
Q 1.658271172406238 0.00016157 au
  Orbit Determination Parameters
   # obs. used (total)      23  
   data-arc span      33 days  
   first obs. used      2020-10-14  
   last obs. used      2020-11-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      6  
   norm. resid. RMS      .41101  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:08:43  

Additional Information
 Earth MOID = .0143113 au 
 Jupiter MOID = 3.52349 au 
 T_jup = 4.952 
[ 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 25.7   .24355 E2020W27 autocmod 2.8

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