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146633 (2001 UG38)
Classification: Main-belt Asteroid          SPK-ID: 2146633
[ 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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08651465840763657 4.2866e-08  
a 2.75497355526477 2.0923e-08 au
q 2.516627959208967 1.2178e-07 au
i 6.115979535981415 4.6517e-06 deg
node 195.6187247197985 4.2093e-05 deg
peri 219.8759872576141 4.9446e-05 deg
M 359.2405343801446 2.6837e-05 deg
tp 2459004.023548034925
(2020-Jun-03.52354803)		 0.00012452 TDB
period 1670.223456348726
4.57		 1.9027e-05
5.209e-08		 d
yr
n .2155400216848802 2.4554e-09 deg/d
Q 2.993319151320574 2.2733e-08 au
   Orbit Determination Parameters
   # obs. used (total)      375  
   data-arc span      7496 days (20.52 yr)  
   first obs. used      1999-04-14  
   last obs. used      2019-10-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55641  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 17:06:23  

Additional Information
 Earth MOID = 1.53117 au 
 Jupiter MOID = 2.31652 au 
 T_jup = 3.330 
[ 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 16.1   n/a MPO453932  

146633 (2001 UG38)          Discovered 2001-Oct-17 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

[ show close-approach data ]
Alternate Designations
 2001 UG38 = 1999 GN14 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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