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(2011 QZ11)
Classification: Main-belt Asteroid          SPK-ID: 3576742
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]

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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .228571580249249 2.978e-07  
a 2.431005824192973 1.1169e-07 au
q 1.875346981362057 6.5759e-07 au
i 14.05754139185944 1.2016e-05 deg
node 326.8121557014317 4.8983e-05 deg
peri 12.48896950300127 7.5254e-05 deg
M 165.3633235120094 9.2972e-05 deg
tp 2458564.562965483781
(2019-Mar-22.06296548)
0.00031552 TDB
period 1384.450478882715
3.79
9.5407e-05
2.612e-07
d
yr
n .2600309693204258 1.792e-08 deg/d
Q 2.986664667023889 1.3721e-07 au
  Orbit Determination Parameters
   # obs. used (total)      92  
   data-arc span      3506 days (9.60 yr)  
   first obs. used      2011-08-01  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5134  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 05:14:08  

Additional Information
 Earth MOID = .866112 au 
 Jupiter MOID = 2.41073 au 
 T_jup = 3.431 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.4   n/a E2021D18  
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]
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