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390886 (2004 XU59)
Classification: Main-belt Asteroid          SPK-ID: 2390886
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2540472691014569 1.0776e-07  
a 2.631287643102685 3.403e-08 au
q 1.962816203152039 2.7208e-07 au
i 4.860063042468437 8.7772e-06 deg
node 62.99043490277604 0.00013751 deg
peri 35.49775389485803 0.00014452 deg
M 223.0374254260675 4.9158e-05 deg
tp 2459593.630595100390
(2022-Jan-14.13059510)
0.0002223 TDB
period 1559.017234455376
4.27
3.0244e-05
8.28e-08
d
yr
n .2309147019312854 4.4796e-09 deg/d
Q 3.299759083053331 4.2675e-08 au
  Orbit Determination Parameters
   # obs. used (total)      131  
   data-arc span      4841 days (13.25 yr)  
   first obs. used      2004-12-11  
   last obs. used      2018-03-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56047  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 19:32:50  

Additional Information
 Earth MOID = .981993 au 
 Jupiter MOID = 1.89941 au 
 T_jup = 3.348 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456344.5 (2013-Feb-21.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2544039077285612 1.0264e-07  
q 1.96068488171391 2.5635e-07 au
tp 2456472.195592276396
(2013-Jun-28.69559228)
0.00016893 TDB
node 63.13589237211778 0.00013659 deg
peri 34.63043292676493 0.00014379 deg
i 4.87912166789439 8.8199e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      131  
   data-arc span      4841 days (13.25 yr)  
   first obs. used      2004-12-11  
   last obs. used      2018-03-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56047  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 19:32:50  

Additional Information
 Jupiter MOID = 1.89941 au 
 T_jup = 3.348 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.053500828475827E-14 -2.620659060374047E-14 1.129350617790435E-11 2.67976231983063E-13 3.313188934928714E-12 4.519383474694236E-15
q -2.620659060374047E-14 6.571429698035203E-14 -2.605962143653838E-11 -6.353534399201918E-13 -7.756448806233339E-12 -9.237625460559721E-15
tp 1.129350617790435E-11 -2.605962143653838E-11 2.853579529366477E-8 5.481035849589108E-10 7.742101780761263E-9 1.878955244419057E-11
node 2.67976231983063E-13 -6.353534399201918E-13 5.481035849589108E-10 1.865614770112954E-8 -1.842673005429186E-8 -2.909957548077805E-10
peri 3.313188934928714E-12 -7.756448806233339E-12 7.742101780761263E-9 -1.842673005429186E-8 2.067468257268286E-8 2.953959602983606E-10
i 4.519383474694236E-15 -9.237625460559721E-15 1.878955244419057E-11 -2.909957548077805E-10 2.953959602983606E-10 7.779108378889432E-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 17.4   n/a MPO245837  

390886 (2004 XU59)          Discovered 2004-Dec-11 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17

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