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541736 (2011 WZ111)
Classification: Main-belt Asteroid          SPK-ID: 2541736
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2591445225848468 1.2156e-06  
a 2.56025975256607 2.2241e-07 au
q 1.896782461294138 3.271e-06 au
i 6.867327644987491 1.8488e-05 deg
node 259.3847080615394 8.6713e-05 deg
peri 195.2019603300967 0.00021762 deg
M 59.64852505514067 0.00023662 deg
tp 2458952.574225260737
(2020-Apr-13.07422526)
0.00095277 TDB
period 1496.319964720448
4.10
0.00019498
5.338e-07
d
yr
n .2405902537478055 3.1351e-08 deg/d
Q 3.223737043838002 2.8005e-07 au
  Orbit Determination Parameters
   # obs. used (total)      66  
   data-arc span      5795 days (15.87 yr)  
   first obs. used      2004-01-18  
   last obs. used      2019-11-30  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      1  
   norm. resid. RMS      .5839  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:24:16  

Additional Information
 Earth MOID = .914195 au 
 Jupiter MOID = 1.99081 au 
 T_jup = 3.378 
[ 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 18.2   n/a MPO504472  

541736 (2011 WZ111)          Discovered 2011-Nov-28 by Spacewatch at Kitt Peak
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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