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JPL Small-Body Database Browser
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441620 (2008 UQ345)
Classification: Main-belt Asteroid          SPK-ID: 2441620
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2008557558050973 1.3428e-07  
a 2.607538777700369 5.8067e-08 au
q 2.083799605714262 3.8174e-07 au
i 15.0200468955126 1.1532e-05 deg
node 99.48234423628691 4.0055e-05 deg
peri .06778826004698485 4.9259e-05 deg
M 174.3645050705751 3.6891e-05 deg
tp 2457855.596232083152
(2017-Apr-12.09623208)
0.0001406 TDB
period 1537.958406967768
4.21
5.1373e-05
1.407e-07
d
yr
n .2340765513352044 7.8189e-09 deg/d
Q 3.131277949686477 6.973e-08 au
  Orbit Determination Parameters
   # obs. used (total)      109  
   data-arc span      4851 days (13.28 yr)  
   first obs. used      2005-03-01  
   last obs. used      2018-06-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .7066  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:40:51  

Additional Information
 Earth MOID = 1.1008 au 
 Jupiter MOID = 2.05209 au 
 T_jup = 3.335 
[ 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 16.8   n/a MPO446752  

441620 (2008 UQ345)          Discovered 2008-Oct-31 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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