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233839 (2008 UW288)
Classification: Main-belt Asteroid          SPK-ID: 2233839
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03110502908170805 5.6636e-08  
a 2.907344932599266 3.4031e-08 au
q 2.81691188392021 1.7099e-07 au
i 3.785767714969303 6.203e-06 deg
node 77.78706860746919 9.9085e-05 deg
peri 138.5216950765634 0.00015159 deg
M 303.7275395021928 0.00011437 deg
tp 2459283.532737260764
(2021-Mar-10.03273726)
0.00057604 TDB
period 1810.686515437608
4.96
3.1792e-05
8.704e-08
d
yr
n .1988196172726205 3.4908e-09 deg/d
Q 2.997777981278323 3.509e-08 au
  Orbit Determination Parameters
   # obs. used (total)      159  
   data-arc span      5572 days (15.26 yr)  
   first obs. used      2004-12-19  
   last obs. used      2020-03-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62859  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 01:51:12  

Additional Information
 Earth MOID = 1.8099 au 
 Jupiter MOID = 1.96675 au 
 T_jup = 3.281 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.8   n/a MPO418249  

233839 (2008 UW288)          Discovered 2008-Oct-28 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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