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392561 (2011 SQ79)
Classification: Main-belt Asteroid          SPK-ID: 2392561
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | 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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0666288340561498 8.0288e-08  
a 2.680978111493008 4.2875e-08 au
q 2.502347665794171 2.3229e-07 au
i 4.226338673912869 1.6178e-05 deg
node 183.3074502546132 0.00010588 deg
peri 97.55826703611461 0.00016503 deg
M 64.69600072998891 0.00012013 deg
tp 2458712.353556568846
(2019-Aug-16.85355657)
0.0005364 TDB
period 1603.386893544589
4.39
3.8463e-05
1.053e-07
d
yr
n .2245247241632069 5.386e-09 deg/d
Q 2.859608557191846 4.5731e-08 au
  Orbit Determination Parameters
   # obs. used (total)      70  
   data-arc span      8451 days (23.14 yr)  
   first obs. used      1994-12-01  
   last obs. used      2018-01-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65865  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Feb-06 09:40:39  

Additional Information
 Earth MOID = 1.49043 au 
 Jupiter MOID = 2.21807 au 
 T_jup = 3.369 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.2   n/a MPO440694  

392561 (2011 SQ79)          Discovered 2007-Nov-02 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-04-17

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