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344628 (2003 JM5)
Classification: Main-belt Asteroid          SPK-ID: 2344628
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3421198972044363 6.2281e-08  
a 2.56484060788239 1.8197e-08 au
q 1.687357602767902 1.5286e-07 au
i 11.47201029962492 9.0107e-06 deg
node 59.07109596037913 3.104e-05 deg
peri 242.9202866154239 3.6503e-05 deg
M 14.05376846890867 1.9034e-05 deg
tp 2458941.929451371935
(2020-Apr-02.42945137)
7.918e-05 TDB
period 1500.337617824779
4.11
1.5967e-05
4.372e-08
d
yr
n .2399459933037843 2.5535e-09 deg/d
Q 3.442323612996877 2.4422e-08 au
  Orbit Determination Parameters
   # obs. used (total)      291  
   data-arc span      6414 days (17.56 yr)  
   first obs. used      2003-04-26  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65502  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 00:55:54  

Additional Information
 Earth MOID = .70848 au 
 Jupiter MOID = 1.92702 au 
 T_jup = 3.322 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457980.5 (2017-Aug-15.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3416150531249548 6.2169e-08  
q 1.68879021555574 1.5263e-07 au
tp 2457442.030014922168
(2016-Feb-23.53001492)
7.7615e-05 TDB
node 59.07560446655879 3.1025e-05 deg
peri 242.9953810854828 3.6508e-05 deg
i 11.47365160523067 9.0129e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      291  
   data-arc span      6414 days (17.56 yr)  
   first obs. used      2003-04-26  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65502  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 00:55:54  

Additional Information
 Jupiter MOID = 1.92702 au 
 T_jup = 3.322 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.864963003720762E-15 -9.469877945852647E-15 2.01452397147187E-12 -5.041710949002792E-14 3.506808081977091E-13 -1.872966726144133E-14
q -9.469877945852647E-15 2.329589434995363E-14 -5.162986849887348E-12 1.110652768736784E-13 -8.907356399089096E-13 5.123412355736019E-14
tp 2.01452397147187E-12 -5.162986849887348E-12 6.024147949937295E-9 -6.910380453659755E-11 1.506794216920999E-9 -5.521817527061321E-11
node -5.041710949002792E-14 1.110652768736784E-13 -6.910380453659755E-11 9.625612129126492E-10 -9.62317541996495E-10 -1.86457767177109E-10
peri 3.506808081977091E-13 -8.907356399089096E-13 1.506794216920999E-9 -9.62317541996495E-10 1.332853398048125E-9 1.710177269636314E-10
i -1.872966726144133E-14 5.123412355736019E-14 -5.521817527061321E-11 -1.86457767177109E-10 1.710177269636314E-10 8.123163610841692E-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 16.6   n/a MPO434167  

344628 (2003 JM5)          Discovered 2003-May-01 by LINEAR at Socorro
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

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