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(2011 DE5)
Classification: Apollo [NEO]          SPK-ID: 3557956
[ 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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6361781954340727 0.00051785  
a 2.287982882651692 0.0029863 au
q .8324180611822907 9.8349e-05 au
i .1263747461291644 7.3926e-05 deg
node 161.9805393450497 0.0041694 deg
peri 55.01262995000032 0.0059348 deg
M 231.7175484955884 1.8851 deg
tp 2459450.945583767401
(2021-Aug-24.44558377)		 7.501 TDB
period 1264.088799789484
3.46		 2.4749
0.006776		 d
yr
n .2847901192225995 0.00055758 deg/d
Q 3.743547704121093 0.0048862 au
   Orbit Determination Parameters
   # obs. used (total)      36  
   data-arc span      4 days  
   first obs. used      2011-02-25  
   last obs. used      2011-03-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .53394  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:54:21  

Additional Information
 Earth MOID = 4.42781E-5 au 
 Jupiter MOID = 1.2332 au 
 T_jup = 3.297 
[ hide covariance matrix ]
Orbital Elements at Epoch 2455619.5 (2011-Feb-27.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6400337032836295 0.00051775  
q .826517115339238 8.9386e-05 au
tp 2455659.830243056806
(2011-Apr-08.33024306)		 0.0080209 TDB
node 160.8197472804955 0.00069873 deg
peri 55.99643097358054 0.0015899 deg
i .1234568133904403 7.4052e-05 deg
   Orbit Determination Parameters
   # obs. used (total)      36  
   data-arc span      4 days  
   first obs. used      2011-02-25  
   last obs. used      2011-03-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .53394  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:54:21  

Additional Information
 Jupiter MOID = 1.2332 au 
 T_jup = 3.297 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.680604647101152E-7 -4.627121458755305E-8 -4.152223866467979E-6 2.82862074787712E-7 7.774075952247424E-7 3.525548496901162E-8
q -4.627121458755305E-8 7.989818724675035E-9 7.165148021877708E-7 -4.881571554616106E-8 -1.346683287520009E-7 -6.086308008775677E-9
tp -4.152223866467979E-6 7.165148021877708E-7 6.433537534550506E-5 -4.38234310742464E-6 -1.200327799179168E-5 -5.460461825774373E-7
node 2.82862074787712E-7 -4.881571554616106E-8 -4.38234310742464E-6 4.882284489519575E-7 6.288039234740396E-7 2.849894551331876E-8
peri 7.774075952247424E-7 -1.346683287520009E-7 -1.200327799179168E-5 6.288039234740396E-7 2.527694865248457E-6 1.110676726527881E-7
i 3.525548496901162E-8 -6.086308008775677E-9 -5.460461825774373E-7 2.849894551331876E-8 1.110676726527881E-7 5.483628576463571E-9

[ 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 26.4   n/a MPO193829  

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