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437250 (2012 XW59)
Classification: Main-belt Asteroid          SPK-ID: 2437250
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06497595850372383 7.874e-08  
a 2.778189234986498 6.7509e-08 au
q 2.597673726538523 2.3232e-07 au
i 3.496200229563389 1.1338e-05 deg
node 217.1744589358059 0.00012364 deg
peri 55.25785411285501 0.00014755 deg
M 5.78337907815366 7.6234e-05 deg
tp 2458973.328080335021
(2020-May-03.82808034)
0.00035828 TDB
period 1691.379891790775
4.63
6.165e-05
1.688e-07
d
yr
n .2128439635278178 7.7581e-09 deg/d
Q 2.958704743434472 7.1896e-08 au
  Orbit Determination Parameters
   # obs. used (total)      85  
   data-arc span      5094 days (13.95 yr)  
   first obs. used      2005-05-14  
   last obs. used      2019-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6276  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 15:47:51  

Additional Information
 Earth MOID = 1.58351 au 
 Jupiter MOID = 2.09483 au 
 T_jup = 3.329 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456956.5 (2014-Oct-26.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06306990922647956 7.8791e-08  
q 2.600761039426773 2.3171e-07 au
tp 2457285.060956737037
(2015-Sep-19.56095674)
0.00038245 TDB
node 217.2172357984783 0.00012355 deg
peri 55.57086704749026 0.00014891 deg
i 3.497779685215697 1.1345e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      85  
   data-arc span      5094 days (13.95 yr)  
   first obs. used      2005-05-14  
   last obs. used      2019-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6276  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 15:47:51  

Additional Information
 Jupiter MOID = 2.09483 au 
 T_jup = 3.329 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.208044936736081E-15 -1.756194269680956E-14 -8.755448789926331E-12 2.693191087300202E-14 -1.907304144135689E-12 1.969625120828584E-16
q -1.756194269680956E-14 5.368915462870051E-14 1.744177025416184E-11 -7.524000746437175E-14 3.68226591894251E-12 3.140682482855911E-15
tp -8.755448789926331E-12 1.744177025416184E-11 1.46265369259001E-7 -8.704675379272533E-11 3.18193102387589E-8 -5.759782787835094E-12
node 2.693191087300202E-14 -7.524000746437175E-14 -8.704675379272533E-11 1.526469325961179E-8 -1.525489055716081E-8 2.114342490460758E-11
peri -1.907304144135689E-12 3.68226591894251E-12 3.18193102387589E-8 -1.525489055716081E-8 2.217390541540474E-8 -2.247560568722862E-11
i 1.969625120828584E-16 3.140682482855911E-15 -5.759782787835094E-12 2.114342490460758E-11 -2.247560568722862E-11 1.287067437593911E-10

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.9   n/a MPO472425  

437250 (2012 XW59)          Discovered 2011-Jul-01 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-06-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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