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244274 (2002 EC7)
Classification: Main-belt Asteroid          SPK-ID: 2244274
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1763488697665112 1.1771e-07  
a 2.458146877241959 6.5359e-08 AU
q 2.024655453720261 3.1077e-07 AU
i 2.875723641050127 1.7534e-05 deg
node 181.3130605682684 0.00022174 deg
peri 114.6528533878596 0.00023057 deg
M 322.9969627305484 7.9262e-05 deg
tp 2456945.192174227193
(2014-Oct-14.69217423)
0.0003141 JED
period 1407.700193432296
3.85
5.6144e-05
1.537e-07
d
yr
n .2557362723111073 1.02e-08 deg/d
Q 2.891638300763657 7.6885e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      74  
   data-arc span      3987 days (10.92 yr)  
   first obs. used      2002-03-06  
   last obs. used      2013-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .46652  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Aug-09 06:55:46  

Additional Information
 Earth MOID = 1.01009 AU 
 T_jup = 3.468 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.6 mag n/a MPO254439  

244274 (2002 EC7)          Discovered 2002-Mar-06 by McNaught, R. H. at Siding Spring (413)
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

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