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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2545267945507843 1.0612e-07  
a 2.628871727259083 3.3527e-08 au
q 1.959753433234645 2.6758e-07 au
i 4.85885943985386 7.939e-06 deg
node 62.93343791850553 0.00013261 deg
peri 35.75652416681629 0.0001386 deg
M 269.0246673605977 4.701e-05 deg
tp 2459593.935615783629
(2022-Jan-14.43561578)
0.00020978 TDB
period 1556.870610668832
4.26
2.9783e-05
8.154e-08
d
yr
n .2312330886928002 4.4235e-09 deg/d
Q 3.297990021283521 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.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57044  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:25:10  

Additional Information
 Earth MOID = .978758 au 
 Jupiter MOID = 1.90049 au 
 T_jup = 3.349 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456728.5 (2014-Mar-12.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2541664663245293 1.0078e-07  
q 1.960785913411155 2.5133e-07 au
tp 2456471.942351742448
(2013-Jun-28.44235174)
0.00015603 TDB
node 63.12693438905072 0.00013163 deg
peri 34.54397888772815 0.00013786 deg
i 4.878206924506115 7.9721e-06 deg
  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.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57044  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:25:10  

Additional Information
 Jupiter MOID = 1.90049 au 
 T_jup = 3.349 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.015600678122349E-14 -2.522084624770584E-14 1.004954520176783E-11 1.886069227628799E-13 2.984385421786183E-12 9.411510957512641E-15
q -2.522084624770584E-14 6.316496833976249E-14 -2.290239293313175E-11 -4.433298073658365E-13 -6.916123977393289E-12 -2.082755220986572E-14
tp 1.004954520176783E-11 -2.290239293313175E-11 2.434649344256384E-8 3.865314646329606E-10 6.529984684324023E-9 2.454347169452718E-11
node 1.886069227628799E-13 -4.433298073658365E-13 3.865314646329606E-10 1.732623425142023E-8 -1.715201191309414E-8 -1.526133007406931E-10
peri 2.984385421786183E-12 -6.916123977393289E-12 6.529984684324023E-9 -1.715201191309414E-8 1.900483663114114E-8 1.591310181031913E-10
i 9.411510957512641E-15 -2.082755220986572E-14 2.454347169452718E-11 -1.526133007406931E-10 1.591310181031913E-10 6.355382814357668E-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 17.50   n/a E2021B25  

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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