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JPL Small-Body Database Browser
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226021 (2002 EC112)
Classification: Main-belt Asteroid          SPK-ID: 2226021
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02560040473630535 4.9726e-08  
a 2.860867486513538 2.531e-08 au
q 2.787628120961855 1.4042e-07 au
i 6.328990244183093 6.1958e-06 deg
node 16.45177426650854 4.4049e-05 deg
peri 246.0335067124531 0.0001248 deg
M 105.6089485617151 0.00011814 deg
tp 2458082.006569625368
(2017-Nov-24.50656963)
0.00057959 TDB
period 1767.441466627135
4.84
2.3455e-05
6.422e-08
d
yr
n .2036842559131531 2.703e-09 deg/d
Q 2.934106852065221 2.5958e-08 au
  Orbit Determination Parameters
   # obs. used (total)      230  
   data-arc span      6473 days (17.72 yr)  
   first obs. used      2002-03-09  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6157  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 17:25:34  

Additional Information
 Earth MOID = 1.77985 au 
 Jupiter MOID = 2.06678 au 
 T_jup = 3.292 
[ 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 16.3   n/a MPO454622  

226021 (2002 EC112)          Discovered 2002-Mar-09 by Spacewatch at Kitt Peak
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Alternate Designations
 2002 EC112 = 2004 TM179 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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