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249332 (2008 UB359)
Classification: Main-belt Asteroid          SPK-ID: 2249332
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1305014104381662 4.631e-08  
a 3.180266043765411 5.5186e-08 au
q 2.765236839485418 1.6415e-07 au
i 14.29055513065405 5.2642e-06 deg
node 154.1775107089839 2.3489e-05 deg
peri 316.0070337503967 3.5635e-05 deg
M 317.1641803687995 2.9443e-05 deg
tp 2459246.989364798620
(2021-Feb-01.48936480)
0.0001735 TDB
period 2071.541343004213
5.67
5.392e-05
1.476e-07
d
yr
n .1737836424147427 4.5234e-09 deg/d
Q 3.595295248045404 6.2388e-08 au
  Orbit Determination Parameters
   # obs. used (total)      256  
   data-arc span      5311 days (14.54 yr)  
   first obs. used      2005-04-16  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5924  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 02:45:39  

Additional Information
 Earth MOID = 1.8005 au 
 Jupiter MOID = 1.54561 au 
 T_jup = 3.138 
[ 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 15.4   n/a MPO418331  
diameter diameter 5.172 km 0.119 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.050   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249332 (2008 UB359)          Discovered 2008-Oct-27 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

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