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20820 (2000 UZ3)
Classification: Main-belt Asteroid          SPK-ID: 2020820
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08505880751051877 4.252e-08  
a 3.101698582460189 2.0315e-08 au
q 2.837871799779059 1.3798e-07 au
i 15.95144977202602 4.9146e-06 deg
node 221.2105950277857 1.2526e-05 deg
peri 137.7237131194177 2.8613e-05 deg
M 247.8740076340701 2.6738e-05 deg
tp 2459621.943447564155
(2022-Feb-11.44344756)
0.00015053 TDB
period 1995.252272933944
5.46
1.9602e-05
5.367e-08
d
yr
n .1804283121906351 1.7726e-09 deg/d
Q 3.365525365141319 2.2043e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1915  
   data-arc span      11270 days (30.86 yr)  
   first obs. used      1989-10-29  
   last obs. used      2020-09-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4495  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:00:29  

Additional Information
 Earth MOID = 1.85784 au 
 Jupiter MOID = 2.07887 au 
 T_jup = 3.157 
[ 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 12.6   n/a MPO384932  
diameter diameter 13.245 km 0.203 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.110   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

20820 (2000 UZ3)          Discovered 2000-Oct-24 by LINEAR at Socorro
Reference: 20010109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 UZ3 = 1989 UQ9 = 1998 KK20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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