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JPL Small-Body Database Browser
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379493 (2010 ER139)
Classification: Main-belt Asteroid          SPK-ID: 2379493
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1327614194812762 9.8978e-08  
a 3.149442027322309 6.906e-08 au
q 2.731317633201011 3.1556e-07 au
i .7424235576283712 7.684e-06 deg
node 41.36039107973574 0.00081584 deg
peri 93.19794545005968 0.00081692 deg
M 271.715558286654 3.7917e-05 deg
tp 2459101.145744458581
(2020-Sep-08.64574446)
0.00022032 TDB
period 2041.497510855789
5.59
6.7148e-05
1.838e-07
d
yr
n .1763411407977123 5.8001e-09 deg/d
Q 3.567566421443608 7.8228e-08 au
  Orbit Determination Parameters
   # obs. used (total)      126  
   data-arc span      5746 days (15.73 yr)  
   first obs. used      2002-11-13  
   last obs. used      2018-08-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58149  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:25:29  

Additional Information
 Earth MOID = 1.74597 au 
 Jupiter MOID = 1.4694 au 
 T_jup = 3.194 
[ 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 16.6   n/a MPO455731  

379493 (2010 ER139)          Discovered 2010-Mar-13 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2013-11-20

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