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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 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1763488940280442 1.0323e-07  
a 2.458146849343811 3.4747e-08 AU
q 2.024655371103509 2.7526e-07 AU
i 2.875727198608025 1.0145e-05 deg
node 181.3131978055391 0.00018973 deg
peri 114.6526744058095 0.00019444 deg
M 322.9970108596515 3.566e-05 deg
tp 2456945.191983565784
(2014-Oct-14.69198357)
0.00013982 JED
period 1407.700169467763
3.85
2.9848e-05
8.172e-08
d
yr
n .2557362766647335 5.4224e-09 deg/d
Q 2.891638327584114 4.0875e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      101  
   data-arc span      4501 days (12.32 yr)  
   first obs. used      2002-03-06  
   last obs. used      2014-07-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .42584  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 16:45:14  

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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