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(2011 QD50)
Classification: Apollo [NEO]          SPK-ID: 3577116
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 2455806.5 (2011-Sep-02.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5585401757219788 0.0015196  
a 1.240912518488321 0.002586 au
q .5478130223562511 0.00074424 au
i 7.859653840766469 0.022083 deg
node 144.8731994771991 0.0032496 deg
peri 82.29213512727068 0.011817 deg
M 44.23368021320951 0.1996 deg
tp 2455744.461577133586
(2011-Jul-01.96157713)
0.086017 TDB
period 504.9055860660558
1.38
1.5783
0.004321
d
yr
n .7130045892439422 0.0022288 deg/d
Q 1.934012014620391 0.0040304 au
  Orbit Determination Parameters
   # obs. used (total)      48  
   data-arc span      4 days  
   first obs. used      2011-08-31  
   last obs. used      2011-09-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .33184  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:52:55  

Additional Information
 Earth MOID = .0197875 au 
 Jupiter MOID = 3.067 au 
 T_jup = 4.996 
[ hide covariance matrix ]
Orbit Covariance (6×6)
  e q tp node peri i
e 2.309228292017995E-6 -1.130831921067415E-6 .0001307129206634604 -3.302621388830842E-6 1.69881497263135E-5 3.35278232354524E-5
q -1.130831921067415E-6 5.538976544574223E-7 -6.401015971951533E-5 1.591265711170273E-6 -8.276417584541585E-6 -1.642866224544317E-5
tp .0001307129206634604 -6.401015971951533E-5 .007398961171098011 -.0001869025052959551 .0009615918305197381 .001897843670286675
node -3.302621388830842E-6 1.591265711170273E-6 -.0001869025052959551 1.05595989650769E-5 -3.345618672160039E-5 -4.568278044662544E-5
peri 1.69881497263135E-5 -8.276417584541585E-6 .0009615918305197381 -3.345618672160039E-5 .0001396427969108116 .0002431004004501048
i 3.35278232354524E-5 -1.642866224544317E-5 .001897843670286675 -4.568278044662544E-5 .0002431004004501048 .0004876785613372824

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 23.9   n/a MPO205941  

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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