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362311 (2009 UN71)
Classification: Inner Main-belt Asteroid          SPK-ID: 2362311
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03372182488477905 4.7296e-08  
a 1.8600782080556 7.9632e-09 au
q 1.797352976451555 8.902e-08 au
i 20.44341895551145 4.9927e-06 deg
node 229.908678632373 1.0281e-05 deg
peri 138.7568524939528 8.6748e-05 deg
M 176.1854616462133 8.0984e-05 deg
tp 2458747.015129919556
(2019-Sep-20.51512992)
0.00020932 TDB
period 926.6062687781856
2.54
5.9504e-06
1.629e-08
d
yr
n .3885145310690512 2.4949e-09 deg/d
Q 1.922803439659644 8.2318e-09 au
  Orbit Determination Parameters
   # obs. used (total)      424  
   data-arc span      5497 days (15.05 yr)  
   first obs. used      2004-12-19  
   last obs. used      2020-01-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51466  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 09:39:02  

Additional Information
 Earth MOID = .817463 au 
 Jupiter MOID = 3.18128 au 
 T_jup = 3.917 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.7   n/a MPO503421  

362311 (2009 UN71)          Discovered 2009-Oct-22 by CSS at Catalina
Reference: Last Updated: 2013-04-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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