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(2012 XE17)
Classification: Amor [NEO]          SPK-ID: 3619480
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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5523446736461924 3.5622e-08  
a 2.494011691794734 8.6988e-09 au
q 1.116457617820584 8.7597e-08 au
i 16.2729741470032 9.0115e-06 deg
node 52.50025699606734 1.1739e-05 deg
peri 25.53429058446882 2.4121e-05 deg
M 316.9636467739531 5.2943e-06 deg
tp 2459172.480464315187
(2020-Nov-18.98046432)
2.1457e-05 TDB
period 1438.620201583341
3.94
7.5266e-06
2.061e-08
d
yr
n .2502397780899956 1.3092e-09 deg/d
Q 3.871565765768885 1.3504e-08 au
  Orbit Determination Parameters
   # obs. used (total)      247  
   data-arc span      2878 days (7.88 yr)  
   first obs. used      2012-12-05  
   last obs. used      2020-10-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46356  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Oct-23 08:15:35  

Additional Information
 Earth MOID = .153264 au 
 Jupiter MOID = 1.54729 au 
 T_jup = 3.194 
[ 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 20.1   n/a MPO258433  

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