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249333 (2008 UK359)
Classification: Main-belt Asteroid          SPK-ID: 2249333
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08636071382515664 8.3074e-08  
a 3.150612073579283 4.8133e-08 au
q 2.878522965918819 2.7468e-07 au
i 7.866736583642451 7.2094e-06 deg
node 73.51206011342781 5.89e-05 deg
peri 101.0253192997493 6.998e-05 deg
M 276.7255507939228 3.9746e-05 deg
tp 2459472.998130373038
(2021-Sep-15.49813037)
0.00022914 TDB
period 2042.635268752758
5.59
4.681e-05
1.282e-07
d
yr
n .1762429179144731 4.0388e-09 deg/d
Q 3.422701181239747 5.229e-08 au
  Orbit Determination Parameters
   # obs. used (total)      226  
   data-arc span      5331 days (14.60 yr)  
   first obs. used      2005-04-04  
   last obs. used      2019-11-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5244  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 18:47:24  

Additional Information
 Earth MOID = 1.89634 au 
 Jupiter MOID = 1.59769 au 
 T_jup = 3.187 
[ 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 15.5   n/a MPO454848  
diameter diameter 3.720 km 0.272 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.088   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249333 (2008 UK359)          Discovered 2008-Oct-27 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

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