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(2016 QE45)
Classification: Apollo [NEO, PHA]          SPK-ID: 3758270
[ 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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5260086660399796 1.3485e-07  
a 1.253826811523509 1.1486e-08 au
q .5943030429488673 1.6695e-07 au
i 4.859241042839679 5.2517e-06 deg
node 18.96697913566383 1.0833e-05 deg
peri 95.7253670599534 1.4645e-05 deg
M 309.9108540805366 3.1372e-05 deg
tp 2459271.850312780003
(2021-Feb-26.35031278)		 4.5262e-05 TDB
period 512.8079572788279
1.40		 7.0465e-06
1.929e-08		 d
yr
n .7020171877018243 9.6465e-09 deg/d
Q 1.913350580098152 1.7528e-08 au
   Orbit Determination Parameters
   # obs. used (total)      91  
   data-arc span      6553 days (17.94 yr)  
   first obs. used      2002-09-05  
   last obs. used      2020-08-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56731  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 17:34:28  

Additional Information
 Earth MOID = .00647634 au 
 Jupiter MOID = 3.21686 au 
 T_jup = 4.982 
[ 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 21.7   n/a E2016T21  

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