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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1763972175631868 1.0319e-07  
a 2.458327269180124 3.4413e-08 AU
q 2.024685179037042 2.7514e-07 AU
i 2.875782941614449 9.5758e-06 deg
node 181.3075534277719 0.00018933 deg
peri 114.63354316184 0.00019397 deg
M 14.15989376516302 3.4863e-05 deg
tp 2456945.124779431346
(2014-Oct-14.62477943)
0.00013621 JED
period 1407.855153105802
3.85
2.9562e-05
8.094e-08
d
yr
n .2557081239542444 5.3693e-09 deg/d
Q 2.891969359323205 4.0484e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      108  
   data-arc span      4525 days (12.39 yr)  
   first obs. used      2002-03-06  
   last obs. used      2014-07-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .42235  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Aug-13 17:33:18  

Additional Information
 Earth MOID = 1.01205 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 17.7 mag n/a MPO302966  

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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