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385011 (2012 TU239)
Classification: Main-belt Asteroid          SPK-ID: 2385011
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .005538594693101254 7.1414e-08  
a 2.868239517073743 3.7584e-08 au
q 2.852353500905935 2.073e-07 au
i 3.205948527065674 6.4386e-06 deg
node 76.73853203668666 0.00011675 deg
peri 126.6390230968014 0.0004739 deg
M 61.7117147005392 0.00045608 deg
tp 2458896.350811315605
(2020-Feb-16.85081132)
0.0022503 TDB
period 1774.277516962684
4.86
3.4874e-05
9.548e-08
d
yr
n .2028994881343421 3.988e-09 deg/d
Q 2.884125533241551 3.7792e-08 au
  Orbit Determination Parameters
   # obs. used (total)      186  
   data-arc span      6026 days (16.50 yr)  
   first obs. used      2003-12-25  
   last obs. used      2020-06-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59404  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:03:46  

Additional Information
 Earth MOID = 1.84178 au 
 Jupiter MOID = 2.07227 au 
 T_jup = 3.297 
[ 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 16.96   n/a MPCxxxxx  

385011 (2012 TU239)          Discovered 2007-Sep-19 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-01-21

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