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(2020 SP)
Classification: Apollo [NEO]          SPK-ID: 54054451
[ 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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03690552690879174 5.1449e-07  
a 1.022250538719163 4.7592e-07 au
q .984523843954936 6.7978e-08 au
i 7.076409809045783 0.00013575 deg
node 349.9759535965465 3.7277e-05 deg
peri 66.37554873771083 0.00039348 deg
M 28.3148164981466 0.00036975 deg
tp 2459170.807572846789
(2020-Nov-17.30757285)		 0.00040842 TDB
period 377.5152057176726
1.03		 0.00026363
7.218e-07		 d
yr
n .9536039728932892 6.6593e-07 deg/d
Q 1.05997723348339 4.9348e-07 au
   Orbit Determination Parameters
   # obs. used (total)      32  
   data-arc span      171 days  
   first obs. used      2020-09-16  
   last obs. used      2021-03-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      3  
   norm. resid. RMS      .47695  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:02:41  

Additional Information
 Earth MOID = .00137982 au 
 Jupiter MOID = 3.9593 au 
 T_jup = 5.969 
[ 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 27.1   .32314 MPO556057 autocmod 2.8

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