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379158 (2009 QO12)
Classification: Main-belt Asteroid          SPK-ID: 2379158
[ 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 .2052395177942653 1.4901e-07  
a 2.422690256329585 3.9999e-08 au
q 1.925458476355636 3.477e-07 au
i 3.407657896371777 1.0196e-05 deg
node 302.0245758276542 0.00024641 deg
peri 79.7339945246931 0.00024752 deg
M 283.2448555814799 3.6635e-05 deg
tp 2459294.163694517475
(2021-Mar-20.66369452)		 0.00014604 TDB
period 1377.353020793513
3.77		 3.411e-05
9.339e-08		 d
yr
n .2613709009710516 6.4729e-09 deg/d
Q 2.919922036303534 4.8208e-08 au
   Orbit Determination Parameters
   # obs. used (total)      94  
   data-arc span      5019 days (13.74 yr)  
   first obs. used      2005-07-09  
   last obs. used      2019-04-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52763  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 03:09:04  

Additional Information
 Earth MOID = .9319 au 
 Jupiter MOID = 2.55779 au 
 T_jup = 3.481 
[ 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 17.7   n/a MPO281809  

379158 (2009 QO12)          Discovered 2009-Aug-16 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-11-20

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Alternate Designations
 2009 QO12 = 2005 NA98 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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