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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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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1306553864873823 4.5524e-08  
a 3.181062751205316 4.6213e-08 au
q 2.76543976800597 1.5534e-07 au
i 14.29073970829526 5.131e-06 deg
node 154.1728075600538 2.2725e-05 deg
peri 315.9328490316399 3.3098e-05 deg
M 351.9849787080872 2.5231e-05 deg
tp 2459246.638020848216
(2021-Feb-01.13802085)
0.00014574 TDB
period 2072.319823044883
5.67
4.5158e-05
1.236e-07
d
yr
n .1737183594909824 3.7855e-09 deg/d
Q 3.596685734404663 5.2251e-08 au
  Orbit Determination Parameters
   # obs. used (total)      300  
   data-arc span      5834 days (15.97 yr)  
   first obs. used      2005-04-16  
   last obs. used      2021-04-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56632  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 11:12:12  

Additional Information
 Earth MOID = 1.80069 au 
 Jupiter MOID = 1.54424 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 15.52   n/a MPCxxxxx  
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

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