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118908 (2000 UA98)
Classification: Main-belt Asteroid          SPK-ID: 2118908
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 .1046204919947037 5.427e-08  
a 3.077243717163027 2.3851e-08 au
q 2.755300965485821 1.637e-07 au
i 10.18533032511252 6.5193e-06 deg
node 22.62963891364462 2.7257e-05 deg
peri 28.73895333855516 3.817e-05 deg
M 229.492992917222 2.7001e-05 deg
tp 2459715.280336622124
(2022-May-15.78033662)
0.00015106 TDB
period 1971.701956361249
5.40
2.2923e-05
6.276e-08
d
yr
n .1825833761733317 2.1227e-09 deg/d
Q 3.399186468840234 2.6346e-08 au
  Orbit Determination Parameters
   # obs. used (total)      569  
   data-arc span      9876 days (27.04 yr)  
   first obs. used      1992-04-25  
   last obs. used      2019-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54252  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 06:56:13  

Additional Information
 Earth MOID = 1.76989 au 
 Jupiter MOID = 2.04662 au 
 T_jup = 3.196 
[ 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 14.7   n/a MPO351687  
diameter diameter 3.977 km 0.860 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.194   0.087 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

118908 (2000 UA98)          Discovered 2000-Oct-25 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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