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442530 (2011 WM125)
Classification: Main-belt Asteroid          SPK-ID: 2442530
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0780853838392931 7.618e-08  
a 3.002689142030927 7.6037e-08 au
q 2.768223007825364 2.3903e-07 au
i 14.776031741185 1.0411e-05 deg
node 255.1384667483103 2.987e-05 deg
peri 124.8048284009526 7.7249e-05 deg
M 267.7367801254402 7.3812e-05 deg
tp 2459487.568555815857
(2021-Sep-30.06855582)
0.00040063 TDB
period 1900.482991294966
5.20
7.2188e-05
1.976e-07
d
yr
n .1894255311144354 7.1952e-09 deg/d
Q 3.23715527623649 8.1974e-08 au
  Orbit Determination Parameters
   # obs. used (total)      96  
   data-arc span      4578 days (12.53 yr)  
   first obs. used      2006-11-17  
   last obs. used      2019-05-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63963  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:43:21  

Additional Information
 Earth MOID = 1.80262 au 
 Jupiter MOID = 2.18862 au 
 T_jup = 3.197 
[ 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 16.4   n/a MPO434643  

442530 (2011 WM125)          Discovered 2006-Nov-17 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

Alternate Designations
 2011 WM125 = 2011 UN277 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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