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452459 (2003 UN2)
Classification: Main-belt Asteroid          SPK-ID: 2452459
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1896607967046405 1.0231e-07  
a 3.136917123960042 6.0572e-08 au
q 2.541966923033351 3.1123e-07 au
i 17.91589095492384 9.0968e-06 deg
node 90.75104750810856 3.1288e-05 deg
peri 131.6425291498936 3.7171e-05 deg
M 132.7509147413469 2.094e-05 deg
tp 2458252.178857029321
(2018-May-13.67885703)
0.00011702 TDB
period 2029.331488934274
5.56
5.8778e-05
1.609e-07
d
yr
n .1773983215472884 5.1382e-09 deg/d
Q 3.731867324886733 7.206e-08 au
  Orbit Determination Parameters
   # obs. used (total)      96  
   data-arc span      5765 days (15.78 yr)  
   first obs. used      2003-10-16  
   last obs. used      2019-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .73192  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:57:04  

Additional Information
 Earth MOID = 1.56734 au 
 Jupiter MOID = 1.47471 au 
 T_jup = 3.110 
[ 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 16.0   n/a MPO437750  

452459 (2003 UN2)          Discovered 2003-Oct-16 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-01-04

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