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(2020 BC9)
Classification: Apollo [NEO]          SPK-ID: 3989203
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5706386810480449 1.5788e-05  
a 2.331480998499523 8.7255e-05 au
q 1.001047756627176 6.5612e-07 au
i 10.2967556668045 0.00019833 deg
node 159.6644274513082 5.5451e-05 deg
peri 343.3972889198673 1.6355e-05 deg
M 139.5413646385381 0.0078289 deg
tp 2458892.481227400634
(2020-Feb-12.98122740)
1.9537e-05 TDB
period 1300.308038449987
3.56
0.072996
0.0001999
d
yr
n .2768574748096863 1.5542e-05 deg/d
Q 3.661914240371869 0.00013705 au
  Orbit Determination Parameters
   # obs. used (total)      77  
   data-arc span      88 days  
   first obs. used      2020-01-24  
   last obs. used      2020-04-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      5  
   norm. resid. RMS      .3989  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 22:15:27  

Additional Information
 Earth MOID = .0239107 au 
 Jupiter MOID = 1.39311 au 
 T_jup = 3.313 
[ 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 23.1   .29504 E2020-RG8 autocmod 2.8

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