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78009 (2002 JM52)
Classification: Main-belt Asteroid          SPK-ID: 2078009
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2802431105827682 4.31e-08  
a 3.114184392001415 1.7314e-08 au
q 2.241455671058631 1.3618e-07 au
i 16.85521567728141 5.9129e-06 deg
node 55.13847351128344 1.5854e-05 deg
peri 274.0158584720934 1.8797e-05 deg
M 45.71403164407725 1.0127e-05 deg
tp 2458745.604636220854
(2019-Sep-19.10463622)
5.5633e-05 TDB
period 2007.312145971739
5.50
1.674e-05
4.583e-08
d
yr
n .1793443041344844 1.4957e-09 deg/d
Q 3.986913112944198 2.2166e-08 au
  Orbit Determination Parameters
   # obs. used (total)      898  
   data-arc span      7987 days (21.87 yr)  
   first obs. used      1998-12-17  
   last obs. used      2020-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54342  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:28:35  

Additional Information
 Earth MOID = 1.30693 au 
 Jupiter MOID = 1.86424 au 
 T_jup = 3.092 
[ 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 14.1   n/a MPO400729  

78009 (2002 JM52)          Discovered 2002-May-09 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

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