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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .273106747533078 7.559e-05  
a 1.307260606366516 0.00012601 au
q .9502389139836378 7.23e-06 au
i 3.544455468334681 0.00081583 deg
node 72.31661812687773 0.0010491 deg
peri 19.25171309825978 0.0011057 deg
M 228.1472542766307 0.020059 deg
tp 2459200.453202985020
(2020-Dec-16.95320299)
0.0015117 TDB
period 545.9359430074351
1.49
0.078933
0.0002161
d
yr
n .6594180225922535 9.5341e-05 deg/d
Q 1.664282298749395 0.00016042 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.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .41101  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-17 05:29:58  

Additional Information
 Earth MOID = .0140748 au 
 Jupiter MOID = 3.51862 au 
 T_jup = 4.943 
[ 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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