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344032 (2012 LE20)
Classification: Main-belt Asteroid          SPK-ID: 2344032
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06255240040119145 5.4549e-08  
a 3.170600657097309 4.8433e-08 au
q 2.972271975282277 1.6584e-07 au
i 10.15643391729247 5.8093e-06 deg
node 132.7887035732016 3.7189e-05 deg
peri 182.1972320844146 6.4098e-05 deg
M 94.6447856302896 5.376e-05 deg
tp 2458458.368133393495
(2018-Dec-05.86813339)
0.00030596 TDB
period 2062.104855313673
5.65
4.725e-05
1.294e-07
d
yr
n .1745789012970629 4.0002e-09 deg/d
Q 3.36892933891234 5.1462e-08 au
  Orbit Determination Parameters
   # obs. used (total)      191  
   data-arc span      4518 days (12.37 yr)  
   first obs. used      2007-09-14  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54708  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 22:59:38  

Additional Information
 Earth MOID = 1.95841 au 
 Jupiter MOID = 1.89463 au 
 T_jup = 3.175 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457414.5 (2016-Jan-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06568549675430557 5.4717e-08  
q 2.961972734754085 1.6668e-07 au
tp 2456383.731674082790
(2013-Apr-01.23167408)
0.00028872 TDB
node 133.0114256422656 3.7062e-05 deg
peri 180.0299855042778 6.2142e-05 deg
i 10.17469875926752 5.8255e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      191  
   data-arc span      4518 days (12.37 yr)  
   first obs. used      2007-09-14  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54708  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 22:59:38  

Additional Information
 Jupiter MOID = 1.89463 au 
 T_jup = 3.175 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.993954666533359E-15 -8.806637172852715E-15 6.079165864327708E-12 1.319738967799011E-14 1.061998568435451E-12 -6.056592289272569E-16
q -8.806637172852715E-15 2.778114873496126E-14 -1.918464503722396E-11 -4.018936976575093E-14 -3.18154034462197E-12 5.256852938871873E-15
tp 6.079165864327708E-12 -1.918464503722396E-11 8.335757121525817E-8 5.582489746541913E-11 1.443730976445472E-8 2.201014943572464E-13
node 1.319738967799011E-14 -4.018936976575093E-14 5.582489746541913E-11 1.373572457074945E-9 -1.341673530000509E-9 8.469475937516382E-11
peri 1.061998568435451E-12 -3.18154034462197E-12 1.443730976445472E-8 -1.341673530000509E-9 3.861637280960639E-9 -8.307164265022547E-11
i -6.056592289272569E-16 5.256852938871873E-15 2.201014943572464E-13 8.469475937516382E-11 -8.307164265022547E-11 3.393608075052918E-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 15.6   n/a MPO494801  

344032 (2012 LE20)          Discovered 2009-Sep-29 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20121029/Numbers.arcLast Updated: 2012-11-08

[ show close-approach data ]
Alternate Designations
 2012 LE20 = 2010 FK79 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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