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(2021 JB6)
Classification: Apollo [NEO]          SPK-ID: 54145208
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 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4466888931108041 7.7167e-05  
a 1.728615474055734 0.00022424 au
q .9564621413355706 9.3164e-06 au
i 1.559155846769723 0.00037759 deg
node 54.64680960092474 0.00059643 deg
peri 212.6337292461525 0.00035627 deg
M 8.696467234790422 0.0016098 deg
tp 2459376.446675310326
(2021-Jun-10.94667531)
0.00019224 TDB
period 830.1298324223127
2.27
0.16153
0.0004422
d
yr
n .4336671035535763 8.4386e-05 deg/d
Q 2.500768806775898 0.00032441 au
  Orbit Determination Parameters
   # obs. used (total)      31  
   data-arc span      5 days  
   first obs. used      2021-05-08  
   last obs. used      2021-05-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      6  
   norm. resid. RMS      .34146  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-14 05:53:01  

Additional Information
 Earth MOID = .000676794 au 
 Jupiter MOID = 2.60911 au 
 T_jup = 4.041 
[ 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 28.78   .32222 MPO622858 autocmod 2.9c

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