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(2021 JQ2)
Classification: Aten [NEO]          SPK-ID: 54144233
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2426858392323596 3.759e-05  
a .9025685644219406 4.4022e-06 au
q .6835279549004558 3.7017e-05 au
i 8.486524814652345 0.0016342 deg
node 47.9363893117336 4.7929e-05 deg
peri 310.643003306797 0.0014735 deg
M 89.15321701377127 0.0049818 deg
tp 2459122.937240810157
(2020-Sep-30.43724081)
0.0038913 TDB
period 313.1978210503636
0.86
0.0022914
6.274e-06
d
yr
n 1.149433284026936 8.4094e-06 deg/d
Q 1.121609173943425 5.4705e-06 au
  Orbit Determination Parameters
   # obs. used (total)      36  
   data-arc span      1 day  
   first obs. used      2021-05-07  
   last obs. used      2021-05-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      4  
   norm. resid. RMS      .45194  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-08 16:42:02  

Additional Information
 Earth MOID = .000932629 au 
 Jupiter MOID = 4.2538 au 
 T_jup = 6.564 
[ 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 29.994   .31102 1 autocmod 2.9c

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