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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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5260086246507554 7.0356e-08  
a 1.253826812093094 1.0416e-08 au
q .5943030951137644 8.3833e-08 au
i 4.859241683622098 4.8043e-06 deg
node 18.96697972717822 1.0459e-05 deg
peri 95.7253680205521 1.247e-05 deg
M 309.9108447314326 1.6096e-05 deg
tp 2459271.850326146108
(2021-Feb-26.35032615)
2.3568e-05 TDB
period 512.807957628263
1.40
6.3902e-06
1.75e-08
d
yr
n .7020171872234591 8.748e-09 deg/d
Q 1.913350529072423 1.5895e-08 au
  Orbit Determination Parameters
   # obs. used (total)      98  
   data-arc span      6821 days (18.67 yr)  
   first obs. used      2002-09-05  
   last obs. used      2021-05-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55017  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-10 05:53:40  

Additional Information
 Earth MOID = .00647633 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 21.83   n/a E2021J12  

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