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JPL Small-Body Database Browser
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447263 (2005 UR331)
Classification: Main-belt Asteroid          SPK-ID: 2447263
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0990097367672219 8.8319e-08  
a 2.979684680333969 6.3989e-08 au
q 2.684666884484779 2.4514e-07 au
i 6.959415849514529 2.3505e-05 deg
node 54.17727838737392 8.0444e-05 deg
peri 85.39641319166117 0.00015406 deg
M 216.0605875363749 0.00013347 deg
tp 2459751.657683375707
(2022-Jun-21.15768338)
0.00070147 TDB
period 1878.684658960877
5.14
6.0518e-05
1.657e-07
d
yr
n .1916234309376435 6.1727e-09 deg/d
Q 3.274702476183159 7.0325e-08 au
  Orbit Determination Parameters
   # obs. used (total)      55  
   data-arc span      4581 days (12.54 yr)  
   first obs. used      2005-10-29  
   last obs. used      2018-05-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .72885  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 06:00:54  

Additional Information
 Earth MOID = 1.7093 au 
 Jupiter MOID = 1.77981 au 
 T_jup = 3.241 
[ 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 17.1   n/a MPO450458  

447263 (2005 UR331)          Discovered 2005-Oct-29 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-10-28

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