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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 ]

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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.


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 
[ 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 16.6   n/a MPO434167  

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

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