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JPL Small-Body Database Browser
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(2019 TQ2)
Classification: Apollo [NEO]          SPK-ID: 3878581
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.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6721660723816695 0.00085371  
a 2.865910986678082 0.0073595 au
q .9395428549672007 3.396e-05 au
i 8.455784481721338 0.0078077 deg
node 22.95204335546817 0.00058769 deg
peri 44.59000214954867 0.00074181 deg
M 317.7194416355841 0.16442 deg
tp 2458808.628084004964
(2019-Nov-21.12808400)
0.0076837 TDB
period 1772.117330996421
4.85
6.8261
0.01869
d
yr
n .2031468197410948 0.00078251 deg/d
Q 4.792279118388963 0.012306 au
  Orbit Determination Parameters
   # obs. used (total)      47  
   data-arc span      23 days  
   first obs. used      2019-10-05  
   last obs. used      2019-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .45346  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-06 05:00:34  

Additional Information
 Earth MOID = .0309007 au 
 Jupiter MOID = .804473 au 
 T_jup = 2.903 
[ 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 24.8   .33515 E2019V77 autocmod 2.8

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