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359879 (2011 WX28)
Classification: Main-belt Asteroid          SPK-ID: 2359879
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09635091302518985 5.2741e-08  
a 3.10331541225904 4.5958e-08 au
q 2.804308138882738 1.7828e-07 au
i 8.860780167986571 6.4106e-06 deg
node 252.8485809865068 3.38e-05 deg
peri 30.02260607447475 4.7267e-05 deg
M 332.6580921407146 3.001e-05 deg
tp 2459152.157404455561
(2020-Oct-29.65740446)
0.00016598 TDB
period 1996.812581074539
5.47
4.4357e-05
1.214e-07
d
yr
n .180287325616846 4.0049e-09 deg/d
Q 3.402322685635342 5.0386e-08 au
  Orbit Determination Parameters
   # obs. used (total)      213  
   data-arc span      4038 days (11.06 yr)  
   first obs. used      2009-05-28  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53571  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 06:36:22  

Additional Information
 Earth MOID = 1.79208 au 
 Jupiter MOID = 1.7169 au 
 T_jup = 3.196 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457293.5 (2015-Sep-28.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09481669640400145 5.2777e-08  
q 2.809800643060158 1.7823e-07 au
tp 2457156.319910732085
(2015-May-13.81991073)
0.00018075 TDB
node 252.8618720769856 3.3805e-05 deg
peri 30.17075487820243 4.7674e-05 deg
i 8.858557674677822 6.4095e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      213  
   data-arc span      4038 days (11.06 yr)  
   first obs. used      2009-05-28  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53571  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 06:36:22  

Additional Information
 Jupiter MOID = 1.7169 au 
 T_jup = 3.196 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.785365093116235E-15 -9.154411447516174E-15 -2.881982937183067E-13 1.185134618014936E-14 -3.576830473355184E-14 -1.411423322486447E-15
q -9.154411447516174E-15 3.176766725849945E-14 -1.957575464216887E-12 -3.789071129918403E-14 -3.967304768749959E-13 6.824979232389343E-15
tp -2.881982937183067E-13 -1.957575464216887E-12 3.267200249287322E-8 5.421807773715211E-12 6.103047323744933E-9 1.097951689062639E-12
node 1.185134618014936E-14 -3.789071129918403E-14 5.421807773715211E-12 1.142794161440674E-9 -1.127964112157514E-9 -1.833563442534628E-11
peri -3.576830473355184E-14 -3.967304768749959E-13 6.103047323744933E-9 -1.127964112157514E-9 2.272809505793135E-9 1.836140677007299E-11
i -1.411423322486447E-15 6.824979232389343E-15 1.097951689062639E-12 -1.833563442534628E-11 1.836140677007299E-11 4.108222254300128E-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 15.6   n/a MPO471704  

359879 (2011 WX28)          Discovered 2009-May-28 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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