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(2011 HQ)
Classification: Amor [NEO]          SPK-ID: 3563858
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 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3073713544063314 7.3939e-08  
a 1.636945695968108 2.3332e-07 au
q 1.133795480308776 1.3486e-07 au
i 11.91370960961876 1.3363e-05 deg
node 70.36471604643545 1.8028e-05 deg
peri 145.0341107180676 0.00014538 deg
M 309.2372664037153 0.00044016 deg
tp 2459504.367927768932
(2021-Oct-16.86792777)
0.00095833 TDB
period 764.9795676026729
2.09
0.00016355
4.478e-07
d
yr
n .4706008045785903 1.0062e-07 deg/d
Q 2.14009591162744 3.0504e-07 au
  Orbit Determination Parameters
   # obs. used (total)      174  
   data-arc span      626 days (1.71 yr)  
   first obs. used      2011-04-24  
   last obs. used      2013-01-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      1  
   norm. resid. RMS      .54175  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 05:02:53  

Additional Information
 Earth MOID = .150569 au 
 Jupiter MOID = 2.84758 au 
 T_jup = 4.223 
[ 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 21.0   n/a MPO249982  

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