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JPL Small-Body Database Browser
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136103 (2003 EN22)
Classification: Main-belt Asteroid          SPK-ID: 2136103
[ 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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1069209285843353 4.8439e-08  
a 2.769371117520476 1.6714e-08 au
q 2.473267386040548 1.3482e-07 au
i 9.586109845140966 4.9432e-06 deg
node 160.3786386178325 2.5868e-05 deg
peri 43.84322365388956 3.1189e-05 deg
M 149.4022347106958 1.8732e-05 deg
tp 2457901.906150962022
(2017-May-28.40615096)		 8.5769e-05 TDB
period 1683.333493241702
4.61		 1.524e-05
4.172e-08		 d
yr
n .2138613658228384 1.9361e-09 deg/d
Q 3.065474849000403 1.8502e-08 au
   Orbit Determination Parameters
   # obs. used (total)      599  
   data-arc span      10283 days (28.15 yr)  
   first obs. used      1991-10-01  
   last obs. used      2019-11-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52417  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 12:21:19  

Additional Information
 Earth MOID = 1.48151 au 
 Jupiter MOID = 1.91538 au 
 T_jup = 3.309 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457342.5 (2015-Nov-16.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1070826294590949 4.8383e-08  
q 2.472594996466796 1.3466e-07 au
tp 2457904.696244148699
(2017-May-31.19624415)		 8.6012e-05 TDB
node 160.4108153370611 2.5845e-05 deg
peri 44.48697174069307 3.12e-05 deg
i 9.590347138083368 4.9456e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      599  
   data-arc span      10283 days (28.15 yr)  
   first obs. used      1991-10-01  
   last obs. used      2019-11-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52417  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 12:21:19  

Additional Information
 Jupiter MOID = 1.91538 au 
 T_jup = 3.309 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.340876462629722E-15 -6.474915679383969E-15 -7.02948179686557E-13 3.69999346833354E-15 -1.447376789059973E-13 4.369488589056907E-15
q -6.474915679383969E-15 1.81327160364424E-14 2.260257640436237E-12 -1.106295927277162E-14 4.485089070100977E-13 -1.163960397975236E-14
tp -7.02948179686557E-13 2.260257640436237E-12 7.397990916933116E-9 -1.683946966237542E-11 1.524427007772658E-9 -2.477150091553539E-12
node 3.69999346833354E-15 -1.106295927277162E-14 -1.683946966237542E-11 6.679566563939701E-10 -6.616834149175579E-10 4.830157102198366E-11
peri -1.447376789059973E-13 4.485089070100977E-13 1.524427007772658E-9 -6.616834149175579E-10 9.734446831265643E-10 -4.814059336825362E-11
i 4.369488589056907E-15 -1.163960397975236E-14 -2.477150091553539E-12 4.830157102198366E-11 -4.814059336825362E-11 2.445880804166506E-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 15.3   n/a MPO412864  

136103 (2003 EN22)          Discovered 2003-Mar-06 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

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