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23238 Ocasio-Cortez (2000 WU111)
Classification: Main-belt Asteroid          SPK-ID: 2023238
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1257529920143571 2.9912e-08  
a 2.46070784576948 9.9839e-09 au
q 2.151266471690765 7.2851e-08 au
i 6.222671418339704 4.05e-06 deg
node 6.133648656802147 3.1936e-05 deg
peri 277.4746943999107 3.7299e-05 deg
M 209.9746459651849 2.1852e-05 deg
tp 2459788.057896506391
(2022-Jul-27.55789651)		 8.7434e-05 TDB
period 1409.900640482508
3.86		 8.5806e-06
2.349e-08		 d
yr
n .2553371419682438 1.554e-09 deg/d
Q 2.770149219848196 1.1239e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1646  
   data-arc span      10306 days (28.22 yr)  
   first obs. used      1992-10-31  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51982  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 03:01:43  

Additional Information
 Earth MOID = 1.14403 au 
 Jupiter MOID = 2.38719 au 
 T_jup = 3.471 
[ 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 14.72   n/a E2021B10  
diameter diameter 2.322 km 0.635 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.156   0.072 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

23238 Ocasio-Cortez           Discovered 2000 Nov. 20 by the Lincoln Laboratory Near-Earth Asteroid Research Team in Socorro.
Alexandria Ocasio-Cortez (b. 1989) was awarded second place in the 2007 Intel International Science and Engineering Fair for her microbiology project. She attends the Yorktown High School, Yorktown Heights, New York, U.S.A.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20070828/MPCPages.arcLast Updated: 2007-08-30

Alternate Designations
 2000 WU111 = 1992 UB9 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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