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390306 (2013 AK93)
Classification: Main-belt Asteroid          SPK-ID: 2390306
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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1504415200236915 6.8921e-08  
a 3.052782527636968 4.5244e-08 au
q 2.593517283877496 2.0411e-07 au
i 10.17228413330525 6.331e-06 deg
node 100.4669243396569 3.8211e-05 deg
peri 298.4764281880683 4.2603e-05 deg
M 228.4142151614512 2.221e-05 deg
tp 2459912.612652715342
(2022-Nov-29.11265272)
0.00012948 TDB
period 1948.238978032989
5.33
4.3311e-05
1.186e-07
d
yr
n .1847822592911413 4.1079e-09 deg/d
Q 3.51204777139644 5.2051e-08 au
  Orbit Determination Parameters
   # obs. used (total)      187  
   data-arc span      6355 days (17.40 yr)  
   first obs. used      2003-01-28  
   last obs. used      2020-06-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59472  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:23:01  

Additional Information
 Earth MOID = 1.62 au 
 Jupiter MOID = 1.93768 au 
 T_jup = 3.195 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457934.5 (2017-Jun-30.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1508531745171713 6.8919e-08  
q 2.593136942806427 2.0394e-07 au
tp 2457967.127580573440
(2017-Aug-01.62758057)
0.00010731 TDB
node 100.4654276533347 3.8218e-05 deg
peri 298.9071155382182 4.2564e-05 deg
i 10.17087899033664 6.3309e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      187  
   data-arc span      6355 days (17.40 yr)  
   first obs. used      2003-01-28  
   last obs. used      2020-06-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59472  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:23:01  

Additional Information
 Jupiter MOID = 1.93768 au 
 T_jup = 3.195 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.749777369037119E-15 -1.381499851038846E-14 2.057892870009416E-12 -2.427246182026285E-14 3.023163980642158E-13 1.811697909989827E-15
q -1.381499851038846E-14 4.159088907212309E-14 -4.87314140733546E-12 7.124050576672013E-14 -7.008659355365484E-13 -4.2078634155923E-15
tp 2.057892870009416E-12 -4.87314140733546E-12 1.151629318343676E-8 -4.853315782842264E-11 2.083543154803979E-9 5.689319621747523E-13
node -2.427246182026285E-14 7.124050576672013E-14 -4.853315782842264E-11 1.460639816990476E-9 -1.445459565100885E-9 -7.830481787400763E-11
peri 3.023163980642158E-13 -7.008659355365484E-13 2.083543154803979E-9 -1.445459565100885E-9 1.811729239977103E-9 7.713373067996397E-11
i 1.811697909989827E-15 -4.2078634155923E-15 5.689319621747523E-13 -7.830481787400763E-11 7.713373067996397E-11 4.007994947983214E-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 16.11   n/a E2020R02  

390306 (2013 AK93)          Discovered 2007-Oct-15 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-03-21

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