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146672 (2001 UH201)
Classification: Main-belt Asteroid          SPK-ID: 2146672
[ 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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07869129422498032 4.6473e-08  
a 2.627106382948649 1.6312e-08 au
q 2.420375981607713 1.2213e-07 au
i 1.154800419050115 4.7471e-06 deg
node 270.9835708050553 0.00026764 deg
peri 37.53096286365333 0.00027054 deg
M 202.8877708049618 4.2023e-05 deg
tp 2459679.269635676445
(2022-Apr-09.76963568)		 0.0001842 TDB
period 1555.302665460731
4.26		 1.4486e-05
3.966e-08		 d
yr
n .2314662013990417 2.1559e-09 deg/d
Q 2.833836784289585 1.7596e-08 au
   Orbit Determination Parameters
   # obs. used (total)      343  
   data-arc span      7709 days (21.11 yr)  
   first obs. used      1999-02-14  
   last obs. used      2020-03-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60524  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 14:25:54  

Additional Information
 Earth MOID = 1.40573 au 
 Jupiter MOID = 2.33762 au 
 T_jup = 3.397 
[ 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 16.5   n/a MPO459680  

146672 (2001 UH201)          Discovered 2001-Oct-19 by NEAT at Palomar
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

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