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441608 (2008 UQ271)
Classification: Main-belt Asteroid          SPK-ID: 2441608
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2127778607806655 1.045e-07  
a 2.400321436866812 1.5878e-08 au
q 1.889586176344318 2.5508e-07 au
i 1.729159662155507 7.7769e-06 deg
node 336.5334611108871 0.00018349 deg
peri 41.97737630036416 0.00019133 deg
M 58.44501375763552 3.6173e-05 deg
tp 2458779.980247215190
(2019-Oct-23.48024722)
0.00013755 TDB
period 1358.32136735805
3.72
1.3478e-05
3.69e-08
d
yr
n .2650330096037611 2.6297e-09 deg/d
Q 2.911056697389305 1.9256e-08 au
  Orbit Determination Parameters
   # obs. used (total)      107  
   data-arc span      5577 days (15.27 yr)  
   first obs. used      2004-08-23  
   last obs. used      2019-11-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46523  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 10:37:01  

Additional Information
 Earth MOID = .892021 au 
 Jupiter MOID = 2.55562 au 
 T_jup = 3.494 
[ 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 18.3   n/a MPO495188  

441608 (2008 UQ271)          Discovered 2008-Oct-28 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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