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216362 (2008 AL83)
Classification: Main-belt Asteroid          SPK-ID: 2216362
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08310876522631734 3.8737e-08  
a 2.648498159063529 1.8177e-08 au
q 2.428384747359584 1.061e-07 au
i 10.36100695636693 4.4307e-06 deg
node 98.80659889316966 3.1128e-05 deg
peri 352.8642445787335 5.1137e-05 deg
M 20.00846245370729 3.856e-05 deg
tp 2459112.999777806705
(2020-Sep-20.49977781)
0.0001687 TDB
period 1574.337861415722
4.31
1.6207e-05
4.437e-08
d
yr
n .2286675616606656 2.354e-09 deg/d
Q 2.868611570767474 1.9687e-08 au
  Orbit Determination Parameters
   # obs. used (total)      355  
   data-arc span      9567 days (26.19 yr)  
   first obs. used      1994-11-29  
   last obs. used      2021-02-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56756  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:54:30  

Additional Information
 Earth MOID = 1.44517 au 
 Jupiter MOID = 2.28773 au 
 T_jup = 3.363 
[ 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 16.32   n/a MPCxxxxx  

216362 (2008 AL83)          Discovered 2008-Jan-15 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

[ show close-approach data ]
Alternate Designations
 2008 AL83 = 2004 DF4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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