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19833 Wickwar (2000 SA230)
Classification: Main-belt Asteroid          SPK-ID: 2019833
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03066074255608717 3.2853e-08  
a 2.889234472138337 1.4168e-08 au
q 2.80064839780393 9.8452e-08 au
i 2.470409986602958 3.5167e-06 deg
node 145.6100660315206 8.0317e-05 deg
peri 22.23654314680896 0.00010098 deg
M 302.9933776691794 6.2692e-05 deg
tp 2459680.550408085960
(2022-Apr-11.05040809)
0.00031318 TDB
period 1793.794172149361
4.91
1.3195e-05
3.613e-08
d
yr
n .2006919219548141 1.4762e-09 deg/d
Q 2.977820546472743 1.4603e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1144  
   data-arc span      10699 days (29.29 yr)  
   first obs. used      1991-12-07  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57629  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 03:00:07  

Additional Information
 Earth MOID = 1.80744 au 
 Jupiter MOID = 1.98134 au 
 T_jup = 3.289 
[ 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 14.97   n/a MPCxxxxx  

19833 Wickwar           Discovered 2000 Sept. 28 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Steve Wickwar mentored a finalist in the 2003 Discovery Channel Youth Science Challenge, a middle school science competition. He teaches at the Barbara Bush Middle School, San Antonio, Texas.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20031010/MPCPages.arcLast Updated: 2003-10-10

[ show close-approach data ]
Alternate Designations
 2000 SA230 = 1998 HE85 = 1999 PP7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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