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(2012 XM16)
Classification: Apollo [NEO]          SPK-ID: 3619462
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6333746980596668 0.00072675  
a 2.362995503133046 0.0042934 au
q .8663339398198023 0.00014328 au
i 2.185085860818746 0.0016767 deg
node 91.06596155294585 0.0019247 deg
peri 41.32652908965319 0.0022896 deg
M 64.25642084740262 2.1892 deg
tp 2458963.686312686199
(2020-Apr-24.18631269)
7.4227 TDB
period 1326.761221815152
3.63
3.6159
0.0099
d
yr
n .2713374449605042 0.00073949 deg/d
Q 3.859657066446289 0.0070127 au
  Orbit Determination Parameters
   # obs. used (total)      58  
   data-arc span      7 days  
   first obs. used      2012-12-06  
   last obs. used      2012-12-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .33155  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 07:18:14  

Additional Information
 Earth MOID = .00314625 au 
 Jupiter MOID = 1.2111 au 
 T_jup = 3.244 
[ 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 25.9   n/a MPO247294  

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