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233850 (2008 UL354)
Classification: Main-belt Asteroid          SPK-ID: 2233850
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03255925076859805 5.5197e-08  
a 2.775143021546782 2.5981e-08 au
q 2.684786443989516 1.5487e-07 au
i .3566809801731295 5.6207e-06 deg
node 101.9726507169702 0.001299 deg
peri 173.9868252170083 0.0013056 deg
M 317.5483258607674 0.00013255 deg
tp 2459199.621797099837
(2020-Dec-16.12179710)
0.00062176 TDB
period 1688.598822294573
4.62
2.3713e-05
6.492e-08
d
yr
n .2131945108849536 2.9939e-09 deg/d
Q 2.865499599104049 2.6827e-08 au
  Orbit Determination Parameters
   # obs. used (total)      167  
   data-arc span      6038 days (16.53 yr)  
   first obs. used      2003-10-16  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66347  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 11:14:05  

Additional Information
 Earth MOID = 1.66838 au 
 Jupiter MOID = 2.15529 au 
 T_jup = 3.335 
[ 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 16.9   n/a MPO427345  
diameter diameter 2.880 km 0.646 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.037   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

233850 (2008 UL354)          Discovered 2008-Oct-27 by Spacewatch at Kitt Peak
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

[ show close-approach data ]
Alternate Designations
 2008 UL354 = 2006 FZ19 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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