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JPL Small-Body Database Browser
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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2126165265548488 1.2009e-07  
a 2.400005202378062 1.6588e-08 au
q 1.889724432534871 2.9369e-07 au
i 1.729113688241672 8.1347e-06 deg
node 336.5396559338391 0.00018444 deg
peri 41.93874482232908 0.00019584 deg
M 312.4444210236319 4.4333e-05 deg
tp 2458779.897205726572
(2019-Oct-23.39720573)
0.00016623 TDB
period 1358.052944611599
3.72
1.4079e-05
3.855e-08
d
yr
n .2650853940771503 2.7482e-09 deg/d
Q 2.910285972221252 2.0114e-08 au
  Orbit Determination Parameters
   # obs. used (total)      101  
   data-arc span      5542 days (15.17 yr)  
   first obs. used      2004-08-23  
   last obs. used      2019-10-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4755  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 15:58:02  

Additional Information
 Earth MOID = .891369 au 
 Jupiter MOID = 2.55337 au 
 T_jup = 3.495 
[ 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 18.2   n/a MPO342842  

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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