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JPL Small-Body Database Browser
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(2011 PE2)
Classification: Apollo [NEO]          SPK-ID: 3574902
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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5447592935578792 4.2072e-05  
a 2.169073334627286 0.00018712 au
q .9874504771804923 6.1042e-06 au
i 8.063134744130913 0.00042671 deg
node 310.2225769356212 0.00020503 deg
peri 337.4899804747383 0.00015217 deg
M 42.19686175457418 0.14439 deg
tp 2459259.731075365217
(2021-Feb-14.23107537)
0.45029 TDB
period 1166.835893031417
3.19
0.15099
0.0004134
d
yr
n .3085266764161043 3.9923e-05 deg/d
Q 3.35069619207408 0.00028905 au
  Orbit Determination Parameters
   # obs. used (total)      93  
   data-arc span      54 days  
   first obs. used      2011-08-08  
   last obs. used      2011-10-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      5  
   norm. resid. RMS      .47774  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 05:13:02  

Additional Information
 Earth MOID = .000138671 au 
 Jupiter MOID = 1.87222 au 
 T_jup = 3.471 
[ 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 23.1   n/a MPO208316  

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