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381875 (2010 AK40)
Classification: Main-belt Asteroid          SPK-ID: 2381875
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0812589696837057 5.4074e-08  
a 2.669400423992975 3.2434e-08 au
q 2.452487695866058 1.4007e-07 au
i 14.41013513215416 6.1746e-06 deg
node 284.8979685012452 2.4279e-05 deg
peri 120.3486918071931 4.8435e-05 deg
M 201.8441232284037 4.267e-05 deg
tp 2459700.344973767239
(2022-Apr-30.84497377)
0.00019405 TDB
period 1593.011879792844
4.36
2.9033e-05
7.949e-08
d
yr
n .2259870152674658 4.1187e-09 deg/d
Q 2.88631315211989 3.507e-08 au
  Orbit Determination Parameters
   # obs. used (total)      212  
   data-arc span      4290 days (11.75 yr)  
   first obs. used      2008-09-22  
   last obs. used      2020-06-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53724  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 17:46:39  

Additional Information
 Earth MOID = 1.49687 au 
 Jupiter MOID = 2.41534 au 
 T_jup = 3.332 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.1   n/a MPO434365  

381875 (2010 AK40)          Discovered 2010-Jan-12 by Lowe, A. at Mayhill
Reference: Last Updated: 2013-12-19

Alternate Designations
 2010 AK40 = 2008 SL292 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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