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(2012 RM15)
Classification: Apollo [NEO]          SPK-ID: 3608623
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2494817548389653 2.3286e-06  
a 1.093537271151637 3.3902e-08 au
q .8207196737629133 2.5719e-06 au
i 8.003874479569372 6.7993e-05 deg
node 171.2571909335524 1.1273e-05 deg
peri 89.54203184886657 0.00032478 deg
M 328.6920767548345 8.1627e-05 deg
tp 2459036.824577459458
(2020-Jul-06.32457746)
9.5368e-05 TDB
period 417.684934992432
1.14
1.9424e-05
5.318e-08
d
yr
n .861893666350506 4.0081e-08 deg/d
Q 1.366354868540361 4.236e-08 au
  Orbit Determination Parameters
   # obs. used (total)      107  
   data-arc span      2956 days (8.09 yr)  
   first obs. used      2012-09-14  
   last obs. used      2020-10-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55324  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Oct-18 00:42:02  

Additional Information
 Earth MOID = .0103016 au 
 Jupiter MOID = 3.69549 au 
 T_jup = 5.638 
[ 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 24.5   n/a MPO240067  

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