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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2545267971766656 1.0612e-07  
a 2.628871722138237 3.3527e-08 au
q 1.959753422514087 2.6758e-07 au
i 4.858859429047889 7.939e-06 deg
node 62.93343901891849 0.00013261 deg
peri 35.75652419476309 0.0001386 deg
M 269.0246673111847 4.701e-05 deg
tp 2459593.935614847748
(2022-Jan-14.43561485)
0.00020978 TDB
period 1556.870606119831
4.26
2.9783e-05
8.154e-08
d
yr
n .2312330893684373 4.4235e-09 deg/d
Q 3.297990021762388 4.206e-08 au
  Orbit Determination Parameters
   # obs. used (total)      135  
   data-arc span      5702 days (15.61 yr)  
   first obs. used      2004-12-11  
   last obs. used      2020-07-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57066  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:37:39  

Additional Information
 Earth MOID = .978758 au 
 Jupiter MOID = 1.90049 au 
 T_jup = 3.349 
[ 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 17.50   n/a E2021B25  

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

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