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359918 (2011 WX125)
Classification: Main-belt Asteroid          SPK-ID: 2359918
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01045648711285052 8.644e-08  
a 2.668549027869913 4.191e-08 au
q 2.640645379349982 2.5836e-07 au
i 2.142793981239643 5.86e-06 deg
node 67.25683630637559 0.00018536 deg
peri 319.2138651162491 0.00035173 deg
M 15.66186954957294 0.000298 deg
tp 2458931.228864315241
(2020-Mar-22.72886432)
0.0013177 TDB
period 1592.249812040684
4.36
3.751e-05
1.027e-07
d
yr
n .2260951750646534 5.3264e-09 deg/d
Q 2.696452676389844 4.2349e-08 au
  Orbit Determination Parameters
   # obs. used (total)      134  
   data-arc span      5716 days (15.65 yr)  
   first obs. used      2004-01-31  
   last obs. used      2019-09-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63944  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 11:18:30  

Additional Information
 Earth MOID = 1.64134 au 
 Jupiter MOID = 2.31338 au 
 T_jup = 3.381 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457520.5 (2016-May-12.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01121165675051203 8.8852e-08  
q 2.638621734237834 2.6482e-07 au
tp 2457297.098768978005
(2015-Oct-01.59876898)
0.0011429 TDB
node 67.26119627220122 0.00018536 deg
peri 309.8718555464142 0.00031995 deg
i 2.14365443518778 5.8617e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      134  
   data-arc span      5716 days (15.65 yr)  
   first obs. used      2004-01-31  
   last obs. used      2019-09-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63944  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 11:18:30  

Additional Information
 Jupiter MOID = 2.31338 au 
 T_jup = 3.381 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.894745230975617E-15 -2.334685910640245E-14 -1.550305313437873E-11 -7.375188699199123E-14 -3.556095963919384E-12 -4.549150526970006E-15
q -2.334685910640245E-14 7.012974212921986E-14 4.055773130231373E-11 2.179492729118735E-13 9.341355755374242E-12 1.394082980997812E-14
tp -1.550305313437873E-11 4.055773130231373E-11 1.306237895790586E-6 1.748808150531253E-10 2.981174425657756E-7 1.13257570475547E-11
node -7.375188699199123E-14 2.179492729118735E-13 1.748808150531253E-10 3.435979231889695E-8 -3.429496473820747E-8 -4.224337311504364E-10
peri -3.556095963919384E-12 9.341355755374242E-12 2.981174425657756E-7 -3.429496473820747E-8 1.023676345880512E-7 4.248024610725021E-10
i -4.549150526970006E-15 1.394082980997812E-14 1.13257570475547E-11 -4.224337311504364E-10 4.248024610725021E-10 3.435998949802621E-11

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 17.1   n/a MPO450335  

359918 (2011 WX125)          Discovered 2009-Mar-19 by Spacewatch at Kitt Peak
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

[ show close-approach data ]
Alternate Designations
 2011 WX125 = 2011 UX252 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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