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160953 (2002 AA116)
Classification: Main-belt Asteroid          SPK-ID: 2160953
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ 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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2614352526024726 4.044e-08  
a 2.256135942951663 1.1308e-08 au
q 1.666302472800577 9.0745e-08 au
i 2.79426623492697 3.1997e-06 deg
node 117.8922202430126 9.017e-05 deg
peri 227.3498841833127 9.0463e-05 deg
M 319.7909916947455 1.0887e-05 deg
tp 2459338.750650915154
(2021-May-04.25065092)
3.8148e-05 TDB
period 1237.788158106641
3.39
9.3059e-06
2.548e-08
d
yr
n .2908413670321965 2.1866e-09 deg/d
Q 2.845969413102749 1.4264e-08 au
  Orbit Determination Parameters
   # obs. used (total)      553  
   data-arc span      6727 days (18.42 yr)  
   first obs. used      2001-12-24  
   last obs. used      2020-05-25  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50709  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:03:29  

Additional Information
 Earth MOID = .65868 au 
 Jupiter MOID = 2.57326 au 
 T_jup = 3.576 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457194.5 (2015-Jun-21.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2611719200436295 4.0384e-08  
q 1.666769913161553 9.046e-08 au
tp 2456861.861685428865
(2014-Jul-23.36168543)
2.8219e-05 TDB
node 117.9514937267679 9.0017e-05 deg
peri 227.0331117974979 9.0312e-05 deg
i 2.795458837585514 3.2037e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      553  
   data-arc span      6727 days (18.42 yr)  
   first obs. used      2001-12-24  
   last obs. used      2020-05-25  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50709  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:03:29  

Additional Information
 Jupiter MOID = 2.57326 au 
 T_jup = 3.576 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.630894667748461E-15 -3.637382210507375E-15 6.207022195538998E-13 -7.056918872439931E-15 1.398583443487067E-13 -1.912132145019366E-15
q -3.637382210507375E-15 8.182937510619867E-15 -1.330463417270202E-12 1.710868779503284E-14 -2.948787081269105E-13 4.308368170010568E-15
tp 6.207022195538998E-13 -1.330463417270202E-12 7.962873296354089E-10 -4.014694931462919E-12 2.260791480109539E-10 -1.228897277905832E-12
node -7.056918872439931E-15 1.710868779503284E-14 -4.014694931462919E-12 8.103103676453397E-9 -8.094467070195264E-9 -1.996454274291825E-11
peri 1.398583443487067E-13 -2.948787081269105E-13 2.260791480109539E-10 -8.094467070195264E-9 8.156265297162948E-9 1.961344318657991E-11
i -1.912132145019366E-15 4.308368170010568E-15 -1.228897277905832E-12 -1.996454274291825E-11 1.961344318657991E-11 1.026366470379494E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.43   n/a E2021B55  

160953 (2002 AA116)          Discovered 2002-Jan-09 by LINEAR at Socorro
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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