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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1764028616824068 8.5557e-08  
a 2.457732060286046 2.7999e-08 au
q 2.02418109160299 2.2498e-07 au
i 2.876169509574783 9.2261e-06 deg
node 181.3096696128768 0.00018789 deg
peri 114.546259515956 0.00019159 deg
M 116.5402571445943 3.4811e-05 deg
tp 2456944.910506372371
(2014-Oct-14.41050637)
0.00013379 JED
period 1407.343880342158
3.85
2.4049e-05
6.584e-08
d
yr
n .2558010199415338 4.3712e-09 deg/d
Q 2.891283028969102 3.2938e-08 au
  Orbit Determination Parameters
   # obs. used (total)      116  
   data-arc span      5019 days (13.74 yr)  
   first obs. used      2002-03-06  
   last obs. used      2015-12-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .41294  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 21:42:55  

Additional Information
 Earth MOID = 1.00856 au 
 Jupiter MOID = 2.30257 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
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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