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452670 (2005 WU122)
Classification: Main-belt Asteroid          SPK-ID: 2452670
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2146417741893038 5.6355e-08  
a 2.883055570886296 2.8524e-08 au
q 2.264231408064905 1.7208e-07 au
i 9.078430411094477 9.6693e-06 deg
node 53.71388997508713 5.0121e-05 deg
peri 315.9565715358681 5.8375e-05 deg
M 15.53883011736036 2.8842e-05 deg
tp 2458923.321956463392
(2020-Mar-14.82195646)
0.00014278 TDB
period 1788.042951968288
4.90
2.6536e-05
7.265e-08
d
yr
n .2013374452798854 2.988e-09 deg/d
Q 3.501879733707686 3.4647e-08 au
  Orbit Determination Parameters
   # obs. used (total)      128  
   data-arc span      6828 days (18.69 yr)  
   first obs. used      2000-10-25  
   last obs. used      2019-07-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45255  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:57:14  

Additional Information
 Earth MOID = 1.27495 au 
 Jupiter MOID = 1.99286 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 16.7   n/a MPO446795  

452670 (2005 WU122)          Discovered 2005-Oct-25 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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