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(2021 EQ3)
Classification: Apollo [NEO]          SPK-ID: 54131350
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .587279647444936 0.00017065  
a 2.182041827494576 0.00085015 au
q .9005730723334575 2.1501e-05 au
i 2.998496124767321 0.00063869 deg
node 356.7173728856945 3.2153e-05 deg
peri 220.4785894502546 0.00094182 deg
M 323.3292644853892 0.0219 deg
tp 2459320.425117838059
(2021-Apr-15.92511784)
0.0015344 TDB
period 1177.31596641959
3.22
0.68804
0.001884
d
yr
n .3057802750223618 0.0001787 deg/d
Q 3.463510582655694 0.0013494 au
  Orbit Determination Parameters
   # obs. used (total)      78  
   data-arc span      5 days  
   first obs. used      2021-03-10  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      6  
   norm. resid. RMS      .30135  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:26:35  

Additional Information
 Earth MOID = .00134646 au 
 Jupiter MOID = 1.52579 au 
 T_jup = 3.431 
[ 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 26.093   .45774 7 autocmod 2.9c

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