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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1326499481733912 9.2787e-08  
a 3.150054464205977 5.9677e-08 au
q 2.732199902785694 3.0581e-07 au
i .7422261463955965 7.4925e-06 deg
node 41.35314943852715 0.00073932 deg
peri 93.0721778807266 0.00074054 deg
M 342.3477522532864 3.7344e-05 deg
tp 2459100.632033120086
(2020-Sep-08.13203312)
0.00021256 TDB
period 2042.093020699989
5.59
5.8031e-05
1.589e-07
d
yr
n .1762897166538472 5.0097e-09 deg/d
Q 3.567909025626259 6.7593e-08 au
  Orbit Determination Parameters
   # obs. used (total)      136  
   data-arc span      6229 days (17.05 yr)  
   first obs. used      2002-11-13  
   last obs. used      2019-12-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58396  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 21:13:42  

Additional Information
 Earth MOID = 1.74645 au 
 Jupiter MOID = 1.46787 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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