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357826 (2005 UR56)
Classification: Main-belt Asteroid          SPK-ID: 2357826
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 .1054344113063856 1.4079e-07  
a 2.996116337729413 4.9303e-08 au
q 2.680222575455468 4.4169e-07 au
i 9.731149786188013 1.3634e-05 deg
node .5968595144976808 3.1666e-05 deg
peri 350.7376638642805 4.7209e-05 deg
M 331.7228490373219 3.1886e-05 deg
tp 2459149.288575445025
(2020-Oct-26.78857544)
0.0001683 TDB
period 1894.246249592324
5.19
4.6757e-05
1.28e-07
d
yr
n .1900492082681851 4.6911e-09 deg/d
Q 3.312010100003357 5.4502e-08 au
  Orbit Determination Parameters
   # obs. used (total)      263  
   data-arc span      5015 days (13.73 yr)  
   first obs. used      2005-10-07  
   last obs. used      2019-07-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57945  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:43:09  

Additional Information
 Earth MOID = 1.67538 au 
 Jupiter MOID = 2.1201 au 
 T_jup = 3.224 
[ 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 15.8   n/a MPO434259  

357826 (2005 UR56)          Discovered 2005-Oct-24 by LONEOS at Anderson Mesa
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

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