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24186 Shivanisud (1999 XL18)
Classification: Main-belt Asteroid          SPK-ID: 2024186
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1932021062732898 3.7839e-08  
a 2.343101411983741 7.3701e-09 au
q 1.890409283976563 8.9781e-08 au
i 4.900633972648494 4.2387e-06 deg
node 45.15500117262993 4.1021e-05 deg
peri 3.807510945519445 4.2157e-05 deg
M 304.6089616354951 9.7281e-06 deg
tp 2459402.068220268506
(2021-Jul-06.56822027)
3.5765e-05 TDB
period 1310.041505615862
3.59
6.181e-06
1.692e-08
d
yr
n .274800453616743 1.2966e-09 deg/d
Q 2.795793539990919 8.794e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1465  
   data-arc span      10163 days (27.82 yr)  
   first obs. used      1992-11-18  
   last obs. used      2020-09-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50633  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:37:05  

Additional Information
 Earth MOID = .899752 au 
 Jupiter MOID = 2.58817 au 
 T_jup = 3.533 
[ 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 14.86   n/a E2021B10  

24186 Shivanisud           Discovered 1999 Dec. 3 by the Lincoln Laboratory Near-Earth Asteroid Research Team in Socorro.
Shivani Sud (b. 1990) is a finalist in the 2008 Intel Science Talent Search (STS), a science competition for high school seniors, for her bioinformatics and genomics project. She attends the Charles E. Jordan High School, Durham, North Carolina.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20080221/MPCPages.arcLast Updated: 2008-03-05

[ show close-approach data ]
Alternate Designations
 1999 XL18 = 1992 WE2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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