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JPL Small-Body Database Browser
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442531 (2011 WG126)
Classification: Main-belt Asteroid          SPK-ID: 2442531
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05918822130403332 6.5714e-08  
a 2.99365244859707 6.1013e-08 au
q 2.816463484962145 2.0821e-07 au
i 9.473524832259603 8.5543e-06 deg
node 242.5855743431986 3.7906e-05 deg
peri 312.5560545907947 8.13e-05 deg
M 101.7322192955017 6.7218e-05 deg
tp 2458465.866074844002
(2018-Dec-13.36607484)
0.00035874 TDB
period 1891.910098777032
5.18
5.7838e-05
1.584e-07
d
yr
n .1902838830622613 5.8172e-09 deg/d
Q 3.170841412231995 6.4624e-08 au
  Orbit Determination Parameters
   # obs. used (total)      108  
   data-arc span      4578 days (12.53 yr)  
   first obs. used      2006-11-19  
   last obs. used      2019-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .69627  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 10:41:35  

Additional Information
 Earth MOID = 1.82276 au 
 Jupiter MOID = 1.85271 au 
 T_jup = 3.232 
[ 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 16.4   n/a MPO437721  

442531 (2011 WG126)          Discovered 2011-Oct-18 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

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