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362276 (2009 QJ39)
Classification: Main-belt Asteroid          SPK-ID: 2362276
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1661930140643074 6.4716e-08  
a 3.07229472350807 3.843e-08 au
q 2.561700803314396 1.8367e-07 au
i 13.56123446649739 5.9802e-06 deg
node 174.0630277746917 2.2615e-05 deg
peri 145.6799824184549 2.9022e-05 deg
M 60.50574557640906 1.867e-05 deg
tp 2458869.912174806946
(2020-Jan-21.41217481)
9.9243e-05 TDB
period 1966.94736897683
5.39
3.6906e-05
1.01e-07
d
yr
n .1830247243408782 3.4341e-09 deg/d
Q 3.582888643701744 4.4817e-08 au
  Orbit Determination Parameters
   # obs. used (total)      193  
   data-arc span      4649 days (12.73 yr)  
   first obs. used      2008-04-13  
   last obs. used      2021-01-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53478  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 09:38:54  

Additional Information
 Earth MOID = 1.56048 au 
 Jupiter MOID = 1.88183 au 
 T_jup = 3.167 
[ 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 16.47   n/a MPCxxxxx  

362276 (2009 QJ39)          Discovered 2009-Aug-20 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-04-29

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