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441591 (2008 UT122)
Classification: Main-belt Asteroid          SPK-ID: 2441591
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 .1346540873897207 6.4078e-08  
a 2.440634996461029 2.473e-08 au
q 2.111993518361155 1.6553e-07 au
i 4.746887588473292 1.3629e-05 deg
node 319.7260493858205 6.9924e-05 deg
peri 61.38298873148382 0.00010002 deg
M 34.42807186235849 6.3538e-05 deg
tp 2458867.312680510534
(2020-Jan-18.81268051)
0.00024593 TDB
period 1392.684295765941
3.81
2.1167e-05
5.795e-08
d
yr
n .2584936163166895 3.9288e-09 deg/d
Q 2.769276474560903 2.806e-08 au
  Orbit Determination Parameters
   # obs. used (total)      78  
   data-arc span      7896 days (21.62 yr)  
   first obs. used      1998-01-23  
   last obs. used      2019-09-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67677  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:42:12  

Additional Information
 Earth MOID = 1.11918 au 
 Jupiter MOID = 2.71273 au 
 T_jup = 3.485 
[ 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 17.9   n/a MPO495188  

441591 (2008 UT122)          Discovered 2008-Oct-22 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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