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305337 (2008 AM107)
Classification: Main-belt Asteroid          SPK-ID: 2305337
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09061169790017655 6.4712e-08  
a 2.774943335055128 2.6418e-08 au
q 2.523501007889005 1.8117e-07 au
i 3.632581956529102 5.0039e-06 deg
node 271.3024740295671 0.00011792 deg
peri 97.77168154903647 0.00012325 deg
M 342.0126691693365 3.1912e-05 deg
tp 2459084.861409507639
(2020-Aug-23.36140951)
0.00014939 TDB
period 1688.41656989914
4.62
2.4111e-05
6.601e-08
d
yr
n .2132175236952958 3.0448e-09 deg/d
Q 3.026385662221252 2.8812e-08 au
  Orbit Determination Parameters
   # obs. used (total)      232  
   data-arc span      6533 days (17.89 yr)  
   first obs. used      2002-12-04  
   last obs. used      2020-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56129  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 19:12:25  

Additional Information
 Earth MOID = 1.52588 au 
 Jupiter MOID = 2.42247 au 
 T_jup = 3.327 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457390.5 (2016-Jan-03.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09352658076405493 6.5082e-08  
q 2.515703091868132 1.8296e-07 au
tp 2457393.913168098596
(2016-Jan-06.41316810)
0.00014911 TDB
node 271.3915953844962 0.00011822 deg
peri 97.37926996055069 0.00012309 deg
i 3.62738450016453 4.9993e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      232  
   data-arc span      6533 days (17.89 yr)  
   first obs. used      2002-12-04  
   last obs. used      2020-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56129  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 19:12:25  

Additional Information
 Jupiter MOID = 2.42247 au 
 T_jup = 3.327 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.235708354916449E-15 -1.180618492485932E-14 -1.064913587015452E-12 -1.15817040653301E-14 -2.712815777038046E-13 -4.882139933560896E-15
q -1.180618492485932E-14 3.347481322011966E-14 1.67045718251989E-12 3.972147567025444E-14 4.506131795501617E-13 1.40876921910529E-14
tp -1.064913587015452E-12 1.67045718251989E-12 2.2234213285149E-8 -3.291870132619502E-11 5.192261439059976E-9 -4.576939482203271E-13
node -1.15817040653301E-14 3.972147567025444E-14 -3.291870132619502E-11 1.39769206480705E-8 -1.395627779080308E-8 4.61201164903516E-12
peri -2.712815777038046E-13 4.506131795501617E-13 5.192261439059976E-9 -1.395627779080308E-8 1.515113060271207E-8 -4.64044342409797E-12
i -4.882139933560896E-15 1.40876921910529E-14 -4.576939482203271E-13 4.61201164903516E-12 -4.64044342409797E-12 2.49927410500458E-11

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 16.5   n/a MPO446455  

305337 (2008 AM107)          Discovered 2008-Jan-15 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

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