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JPL Small-Body Database Browser
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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03129398206860279 6.8505e-08  
a 2.908041764345587 4.5246e-08 au
q 2.817037557517408 1.9031e-07 au
i 3.786009327789353 7.1662e-06 deg
node 77.79052114427556 0.00010685 deg
peri 138.030844706447 0.00015709 deg
M 224.7271267308904 0.0001156 deg
tp 2459281.124534413949
(2021-Mar-07.62453441)
0.00058552 TDB
period 1811.337531816696
4.96
4.2274e-05
1.157e-07
d
yr
n .1987481591235704 4.6384e-09 deg/d
Q 2.999045971173766 4.6662e-08 au
  Orbit Determination Parameters
   # obs. used (total)      129  
   data-arc span      5074 days (13.89 yr)  
   first obs. used      2004-12-19  
   last obs. used      2018-11-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63752  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 08:40:11  

Additional Information
 Earth MOID = 1.81025 au 
 Jupiter MOID = 1.96633 au 
 T_jup = 3.280 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457007.5 (2014-Dec-16.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03334109230825144 6.8219e-08  
q 2.812340169499813 1.9054e-07 au
tp 2457464.724419365723
(2016-Mar-17.22441937)
0.00054336 TDB
node 77.88905593385338 0.00010675 deg
peri 136.9079294992144 0.00015229 deg
i 3.787335044140678 7.1687e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      129  
   data-arc span      5074 days (13.89 yr)  
   first obs. used      2004-12-19  
   last obs. used      2018-11-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63752  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 08:40:11  

Additional Information
 Jupiter MOID = 1.96633 au 
 T_jup = 3.280 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.653836233494241E-15 -1.268264687670878E-14 3.731851907834734E-12 -2.293955412198028E-14 8.139983362812571E-13 8.042586826245727E-17
q -1.268264687670878E-14 3.630734280079992E-14 -5.965709336856071E-12 6.599890302866713E-14 -1.465330012079004E-12 7.122309986464462E-16
tp 3.731851907834734E-12 -5.965709336856071E-12 2.952402092177713E-7 -2.457186523682488E-10 5.906281252050109E-8 1.394948328876461E-11
node -2.293955412198028E-14 6.599890302866713E-14 -2.457186523682488E-10 1.139554757217376E-8 -1.141955572040044E-8 -1.619340579702561E-11
peri 8.139983362812571E-13 -1.465330012079004E-12 5.906281252050109E-8 -1.141955572040044E-8 2.319108266907497E-8 1.886467187992469E-11
i 8.042586826245727E-17 7.122309986464462E-16 1.394948328876461E-11 -1.619340579702561E-11 1.886467187992469E-11 5.139030250500972E-11

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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