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392492 (2011 KL40)
Classification: Main-belt Asteroid          SPK-ID: 2392492
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1375431522169174 5.8852e-08  
a 2.331545551431301 2.3284e-08 au
q 2.010857426750109 1.2966e-07 au
i 4.496186238506096 6.9433e-06 deg
node 13.5621400090206 8.2408e-05 deg
peri 277.0355093585217 8.8297e-05 deg
M 159.4254119413611 3.3265e-05 deg
tp 2458424.636793710476
(2018-Nov-02.13679371)
0.00011508 TDB
period 1300.362042285207
3.56
1.9479e-05
5.333e-08
d
yr
n .2768459769614235 4.1471e-09 deg/d
Q 2.652233676112493 2.6487e-08 au
  Orbit Determination Parameters
   # obs. used (total)      138  
   data-arc span      4682 days (12.82 yr)  
   first obs. used      2007-03-26  
   last obs. used      2020-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59839  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 04:44:18  

Additional Information
 Earth MOID = 1.00082 au 
 Jupiter MOID = 2.51704 au 
 T_jup = 3.554 
[ 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 17.6   n/a MPO450378  

392492 (2011 KL40)          Discovered 2007-Mar-26 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-04-17

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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