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541744 (2011 WL120)
Classification: Main-belt Asteroid          SPK-ID: 2541744
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1681355377373276 9.5766e-08  
a 2.562743465530708 2.9557e-08 au
q 2.13185521487088 2.5156e-07 au
i 12.78314587453202 9.14e-06 deg
node 248.7622043056082 2.8507e-05 deg
peri 296.9779970437514 3.9398e-05 deg
M 336.9636298227462 2.2936e-05 deg
tp 2459296.388754376495
(2021-Mar-22.88875438)
9.5385e-05 TDB
period 1498.497867065147
4.10
2.5924e-05
7.098e-08
d
yr
n .2402405821938678 4.1562e-09 deg/d
Q 2.993631716190536 3.4526e-08 au
  Orbit Determination Parameters
   # obs. used (total)      107  
   data-arc span      3817 days (10.45 yr)  
   first obs. used      2010-09-05  
   last obs. used      2021-02-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .546  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:24:19  

Additional Information
 Earth MOID = 1.16404 au 
 Jupiter MOID = 2.10869 au 
 T_jup = 3.380 
[ 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 17.11   .34342 MPCxxxxx autocmod 2.8

541744 (2011 WL120)          Discovered 2010-Sep-05 by Mount Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2019-12-13
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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