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541286 (2011 EC79)
Classification: Main-belt Asteroid          SPK-ID: 2541286
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09316516579292825 7.0182e-08  
a 2.834528976501478 6.6502e-08 au
q 2.570449614460858 2.0049e-07 au
i 15.91162152354136 7.5944e-06 deg
node 84.56454474706119 2.8089e-05 deg
peri 82.92779145957786 6.3196e-05 deg
M 14.57909376497343 5.3984e-05 deg
tp 2459129.909248277722
(2020-Oct-07.40924828)
0.00026066 TDB
period 1743.089867566015
4.77
6.1343e-05
1.679e-07
d
yr
n .2065297990072597 7.2682e-09 deg/d
Q 3.098608338542097 7.2698e-08 au
  Orbit Determination Parameters
   # obs. used (total)      100  
   data-arc span      4123 days (11.29 yr)  
   first obs. used      2009-10-25  
   last obs. used      2021-02-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .65819  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:22:45  

Additional Information
 Earth MOID = 1.63727 au 
 Jupiter MOID = 2.1001 au 
 T_jup = 3.249 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.52   .41066 MPCxxxxx autocmod 2.8

541286 (2011 EC79)          Discovered 2009-Oct-25 by Mount Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2019-12-13

Alternate Designations
 2011 EC79 = 2016 HW19 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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