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379281 (2009 UU146)
Classification: Main-belt Asteroid          SPK-ID: 2379281
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1862312909691149 8.1181e-08  
a 2.612848166929912 4.0285e-08 au
q 2.126254079696269 2.2456e-07 au
i 11.20321027382719 8.1982e-06 deg
node 236.08380860 4.7409e-05 deg
peri 80.55699117671583 5.5114e-05 deg
M 250.2057199892678 2.4796e-05 deg
tp 2459470.986213017192
(2021-Sep-13.48621302)
0.00010501 TDB
period 1542.658111785359
4.22
3.5677e-05
9.768e-08
d
yr
n .233363437594972 5.3971e-09 deg/d
Q 3.099442254163554 4.7788e-08 au
  Orbit Determination Parameters
   # obs. used (total)      142  
   data-arc span      5295 days (14.50 yr)  
   first obs. used      2005-10-28  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54373  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 00:28:17  

Additional Information
 Earth MOID = 1.14739 au 
 Jupiter MOID = 2.27242 au 
 T_jup = 3.357 
[ 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 16.9   n/a MPO427884  

379281 (2009 UU146)          Discovered 2009-Oct-24 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-11-20

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