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390024 (2012 UQ31)
Classification: Main-belt Asteroid          SPK-ID: 2390024
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1134713292499248 8.0515e-08  
a 3.036693647656211 5.7494e-08 au
q 2.692115982931858 2.3673e-07 au
i 10.68770395157182 7.7261e-06 deg
node 262.9331156800918 3.9925e-05 deg
peri 145.1186637063522 5.047e-05 deg
M 158.7891611300995 3.001e-05 deg
tp 2458147.953154250192
(2018-Jan-29.45315425)
0.00015942 TDB
period 1932.857773701991
5.29
5.4893e-05
1.503e-07
d
yr
n .1862527108295683 5.2895e-09 deg/d
Q 3.381271312380564 6.4018e-08 au
  Orbit Determination Parameters
   # obs. used (total)      133  
   data-arc span      6299 days (17.25 yr)  
   first obs. used      2003-01-25  
   last obs. used      2020-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54215  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 01:14:52  

Additional Information
 Earth MOID = 1.71104 au 
 Jupiter MOID = 1.97526 au 
 T_jup = 3.205 
[ 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 15.9   n/a MPO434434  

390024 (2012 UQ31)          Discovered 2011-Jun-27 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-03-21

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