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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 ]

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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0906116958951301 6.4166e-08  
a 2.77494333698406 2.516e-08 au
q 2.523501015207043 1.7857e-07 au
i 3.632583196787288 4.7662e-06 deg
node 271.3024976221104 0.00011423 deg
peri 97.7716588033143 0.00011969 deg
M 342.012667840737 3.1462e-05 deg
tp 2459084.861415826794
(2020-Aug-23.36141583)
0.00014722 TDB
period 1688.41657165963
4.62
2.2963e-05
6.287e-08
d
yr
n .2132175234729767 2.8998e-09 deg/d
Q 3.026385658761077 2.744e-08 au
  Orbit Determination Parameters
   # obs. used (total)      246  
   data-arc span      6556 days (17.95 yr)  
   first obs. used      2002-12-04  
   last obs. used      2020-11-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5539  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 00:39:36  

Additional Information
 Earth MOID = 1.52588 au 
 Jupiter MOID = 2.42247 au 
 T_jup = 3.327 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457560.5 (2016-Jun-21.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09344288320332526 6.4547e-08  
q 2.515647986972064 1.8038e-07 au
tp 2457393.699902722435
(2016-Jan-06.19990272)
0.0001482 TDB
node 271.3854512097662 0.00011452 deg
peri 97.33092533475802 0.00011952 deg
i 3.627576401296811 4.7628e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      246  
   data-arc span      6556 days (17.95 yr)  
   first obs. used      2002-12-04  
   last obs. used      2020-11-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5539  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 00:39:36  

Additional Information
 Jupiter MOID = 2.42247 au 
 T_jup = 3.327 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.166263822743355E-15 -1.155068604574055E-14 -9.151245586741068E-13 -1.573013592918659E-14 -2.411708026656046E-13 -4.998379303073552E-15
q -1.155068604574055E-14 3.253696141098386E-14 1.126076754247351E-12 5.150037475497026E-14 3.442969720908654E-13 1.43852544731422E-14
tp -9.151245586741068E-13 1.126076754247351E-12 2.196372056834005E-8 -3.461268698607069E-11 5.149253288353261E-9 -7.342457886027358E-13
node -1.573013592918659E-14 5.150037475497026E-14 -3.461268698607069E-11 1.311377960484063E-8 -1.309544044724307E-8 -4.007271338209071E-11
peri -2.411708026656046E-13 3.442969720908654E-13 5.149253288353261E-9 -1.309544044724307E-8 1.428538087788998E-8 3.989240459887023E-11
i -4.998379303073552E-15 1.43852544731422E-14 -7.342457886027358E-13 -4.007271338209071E-11 3.989240459887023E-11 2.268444699285822E-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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