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541706 (2011 WJ40)
Classification: Main-belt Asteroid          SPK-ID: 2541706
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1893697219781058 8.5605e-08  
a 3.039878257371322 3.6644e-08 au
q 2.464217356925626 2.6611e-07 au
i 10.98016908114137 1.16e-05 deg
node 192.3819725771387 2.9009e-05 deg
peri 221.6061898072409 4.2724e-05 deg
M 258.3390170200553 2.8842e-05 deg
tp 2459747.181676289356
(2022-Jun-16.68167629)
0.00016025 TDB
period 1935.899080407214
5.30
3.5004e-05
9.584e-08
d
yr
n .1859601069309224 3.3625e-09 deg/d
Q 3.615539157817018 4.3583e-08 au
  Orbit Determination Parameters
   # obs. used (total)      113  
   data-arc span      6819 days (18.67 yr)  
   first obs. used      2000-09-04  
   last obs. used      2019-05-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .6187  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:24:10  

Additional Information
 Earth MOID = 1.48583 au 
 Jupiter MOID = 1.84569 au 
 T_jup = 3.185 
[ 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 16.63   .5075 MPCxxxxx autocmod 2.8

541706 (2011 WJ40)          Discovered 2011-Nov-03 by ISON at Mayhill-ISON
Reference: Last Updated: 2019-12-13

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