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JPL Small-Body Database Browser
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20843 Kuotzuhao (2000 UZ78)
Classification: Main-belt Asteroid          SPK-ID: 2020843
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1458119869617956 2.8337e-08  
a 2.395324286237619 8.0629e-09 au
q 2.046057292643467 6.742e-08 au
i 2.04092134577615 4.0162e-06 deg
node 323.8462524289828 9.4274e-05 deg
peri 299.395384717305 9.5401e-05 deg
M 138.0214006203369 1.5059e-05 deg
tp 2458081.354811715771
(2017-Nov-23.85481172)
5.5916e-05 TDB
period 1354.081808635006
3.71
6.837e-06
1.872e-08
d
yr
n .2658628139779096 1.3424e-09 deg/d
Q 2.74459127983177 9.2386e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1455  
   data-arc span      10497 days (28.74 yr)  
   first obs. used      1991-03-12  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55376  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 00:47:02  

Additional Information
 Earth MOID = 1.03096 au 
 Jupiter MOID = 2.32714 au 
 T_jup = 3.514 
[ 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 MPO452465  
diameter diameter 6.543 km 0.116 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.039   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

20843 Kuotzuhao           Discovered 2000 Oct. 24 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Kuo Tzu-Hao (b. 1987) was awarded second place in the 2004 Intel International Science and Engineering Fair for his mathematics team project. He attends the Dominic High School, Kaoshung, Taiwan.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20041226/MPCPages.arcLast Updated: 2004-12-25

[ show close-approach data ]
Alternate Designations
 2000 UZ78 = 1991 EO4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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