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146203 (2000 UW56)
Classification: Main-belt Asteroid          SPK-ID: 2146203
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06789286929295815 6.5824e-08  
a 3.105230770262357 3.6336e-08 au
q 2.894407743452463 2.2174e-07 au
i 9.627146967400668 6.6908e-06 deg
node 327.0793797175752 3.787e-05 deg
peri 3.171704682751171 6.6054e-05 deg
M 253.8545098363246 5.857e-05 deg
tp 2459589.802514927204
(2022-Jan-10.30251493)
0.00032974 TDB
period 1998.661507395759
5.47
3.5081e-05
9.605e-08
d
yr
n .180120545008683 3.1615e-09 deg/d
Q 3.316053797072251 3.8803e-08 au
  Orbit Determination Parameters
   # obs. used (total)      378  
   data-arc span      7147 days (19.57 yr)  
   first obs. used      2000-10-03  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66086  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 23:52:38  

Additional Information
 Earth MOID = 1.88332 au 
 Jupiter MOID = 2.00639 au 
 T_jup = 3.195 
[ 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 14.9   n/a MPO469550  
diameter diameter 4.316 km 0.985 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.125   0.092 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

146203 (2000 UW56)          Discovered 2000-Oct-25 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

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