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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08505077873059071 2.468e-08  
a 3.103358439190237 1.7904e-08 au
q 2.839415387256957 7.9051e-08 au
i 15.94588247817383 1.0675e-06 deg
node 221.1947259631742 4.1398e-06 deg
peri 137.3729818594197 1.5121e-05 deg
M 284.3205281869078 1.4402e-05 deg
tp 2459620.280178577611
(2022-Feb-09.78017858)
8.0905e-05 TDB
period 1996.854109409849
5.47
1.728e-05
4.731e-08
d
yr
n .1802835762029678 1.5601e-09 deg/d
Q 3.367301491123517 1.9427e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1959  
   data-arc span      11448 days (31.34 yr)  
   first obs. used      1989-10-29  
   last obs. used      2021-03-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45066  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 03:32:21  

Additional Information
 Earth MOID = 1.85817 au 
 Jupiter MOID = 2.07502 au 
 T_jup = 3.156 
[ 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 12.72   n/a E2021B10  
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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