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(2021 JQ)
Classification: Apollo [NEO]          SPK-ID: 54143218
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 2459338.5 (2021-May-04.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1538693975548408 0.00084172  
a 1.201516398802395 0.0012722 au
q 1.016639794366409 6.5107e-05 au
i 18.46400442280844 0.054944 deg
node 219.4208081178766 0.007297 deg
peri 34.57840571069297 0.05511 deg
M 335.8156528373875 0.085135 deg
tp 2459370.816539405862
(2021-Jun-05.31653941)
0.062439 TDB
period 481.0530591495852
1.32
0.76401
0.002092
d
yr
n .7483581969864508 0.0011885 deg/d
Q 1.386393003238382 0.0014679 au
  Orbit Determination Parameters
   # obs. used (total)      40  
   data-arc span      5 days  
   first obs. used      2021-05-01  
   last obs. used      2021-05-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      8  
   norm. resid. RMS      .27202  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-06 06:01:11  

Additional Information
 Earth MOID = .0326231 au 
 Jupiter MOID = 3.62875 au 
 T_jup = 5.231 
[ 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 23.778   .25329 4 autocmod 2.9c

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