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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1375732150400448 5.9208e-08  
a 2.330960056782742 2.3348e-08 au
q 2.010282387641214 1.3075e-07 au
i 4.496894092030047 7.0707e-06 deg
node 13.5701343258944 8.3089e-05 deg
peri 276.9086776653035 8.9073e-05 deg
M 48.79518141997222 3.2379e-05 deg
tp 2458424.312493008849
(2018-Nov-01.81249301)
0.00011542 TDB
period 1299.872255231596
3.56
1.953e-05
5.347e-08
d
yr
n .2769502915006516 4.1611e-09 deg/d
Q 2.651637725924269 2.656e-08 au
  Orbit Determination Parameters
   # obs. used (total)      130  
   data-arc span      4630 days (12.68 yr)  
   first obs. used      2007-03-26  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60161  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-05 00:34:22  

Additional Information
 Earth MOID = .99959 au 
 Jupiter MOID = 2.5163 au 
 T_jup = 3.554 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457214.5 (2015-Jul-11.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1380142072675686 5.9029e-08  
q 2.009575712884807 1.303e-07 au
tp 2457125.403311232327
(2015-Apr-12.90331123)
0.00010578 TDB
node 13.58822144220251 8.3023e-05 deg
peri 277.2150773557527 8.9001e-05 deg
i 4.499074735589161 7.0715e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      130  
   data-arc span      4630 days (12.68 yr)  
   first obs. used      2007-03-26  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60161  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-05 00:34:22  

Additional Information
 Jupiter MOID = 2.5163 au 
 T_jup = 3.554 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.484435164915881E-15 -7.61640515141643E-15 -4.508632734938603E-13 8.971404329814614E-15 -1.517972813740972E-13 -4.173822825298334E-15
q -7.61640515141643E-15 1.697779281342305E-14 1.932351936857247E-12 -3.087258236705156E-14 6.14781101095215E-13 1.010589904543043E-14
tp -4.508632734938603E-13 1.932351936857247E-12 1.119026847413288E-8 -1.362872629822862E-10 3.434210766575678E-9 3.403692474423053E-12
node 8.971404329814614E-15 -3.087258236705156E-14 -1.362872629822862E-10 6.892851261861522E-9 -6.910337769549301E-9 1.886981816538866E-10
peri -1.517972813740972E-13 6.14781101095215E-13 3.434210766575678E-9 -6.910337769549301E-9 7.921170951150938E-9 -1.870007575319838E-10
i -4.173822825298334E-15 1.010589904543043E-14 3.403692474423053E-12 1.886981816538866E-10 -1.870007575319838E-10 5.000665684805229E-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 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

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