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118883 (2000 US4)
Classification: Main-belt Asteroid          SPK-ID: 2118883
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1376552302962504 4.4927e-08  
a 3.029744167870889 2.2851e-08 au
q 2.612684036703901 1.457e-07 au
i 2.503297509005381 4.3228e-06 deg
node 40.32779406132497 0.00010485 deg
peri 335.1884235144448 0.00010624 deg
M 323.3503062775075 2.0306e-05 deg
tp 2459396.598925027942
(2021-Jul-01.09892503)		 0.00011002 TDB
period 1926.226547610501
5.27		 2.1792e-05
5.966e-08		 d
yr
n .186893904274439 2.1144e-09 deg/d
Q 3.446804299037878 2.5997e-08 au
   Orbit Determination Parameters
   # obs. used (total)      823  
   data-arc span      7242 days (19.83 yr)  
   first obs. used      2000-10-24  
   last obs. used      2020-08-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52435  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:59:19  

Additional Information
 Earth MOID = 1.61275 au 
 Jupiter MOID = 2.01687 au 
 T_jup = 3.228 
[ 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 14.96   n/a E2021B55  
diameter diameter 5.716 km 0.107 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.065   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

118883 (2000 US4)          Discovered 2000-Oct-24 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

Alternate Designations
 2000 US4 = 2002 AA153 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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