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233820 (2008 UG201)
Classification: Main-belt Asteroid          SPK-ID: 2233820
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04930585328000205 4.3731e-08  
a 2.724341602012152 2.4887e-08 au
q 2.590015614698736 1.2152e-07 au
i 4.956518650818149 5.4393e-06 deg
node 320.0020318547829 6.6542e-05 deg
peri 152.162628296409 9.372e-05 deg
M 137.4105965791309 6.5064e-05 deg
tp 2458373.585240270729
(2018-Sep-12.08524027)
0.00029742 TDB
period 1642.444754051916
4.50
2.2506e-05
6.162e-08
d
yr
n .219185454556008 3.0035e-09 deg/d
Q 2.85866758932557 2.6115e-08 au
  Orbit Determination Parameters
   # obs. used (total)      354  
   data-arc span      6660 days (18.23 yr)  
   first obs. used      2001-02-02  
   last obs. used      2019-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55072  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 07:24:28  

Additional Information
 Earth MOID = 1.60763 au 
 Jupiter MOID = 2.18751 au 
 T_jup = 3.350 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.0   n/a MPO433527  
diameter diameter 3.419 km 1.235 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.066   0.064 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

233820 (2008 UG201)          Discovered 2008-Oct-28 by LINEAR at Socorro
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

Alternate Designations
 2008 UG201 = 2003 SV91 = 2004 XD55 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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