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15093 Lestermackey (1999 TA31)
Classification: Main-belt Asteroid          SPK-ID: 2015093
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1571296931293951 3.6232e-08  
a 2.329903284476949 7.203e-09 au
q 1.963806296365917 8.3868e-08 au
i 3.297412286622908 4.5349e-06 deg
node 221.8515799921532 5.9755e-05 deg
peri 209.8382747774084 6.1081e-05 deg
M 249.0456808759803 1.2671e-05 deg
tp 2459400.856587860375
(2021-Jul-05.35658786)
4.6101e-05 TDB
period 1298.988383396187
3.56
6.0238e-06
1.649e-08
d
yr
n .2771387370368817 1.2852e-09 deg/d
Q 2.696000272587982 8.3348e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1339  
   data-arc span      24372 days (66.73 yr)  
   first obs. used      1953-11-09  
   last obs. used      2020-08-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50035  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 00:57:13  

Additional Information
 Earth MOID = .979114 au 
 Jupiter MOID = 2.57221 au 
 T_jup = 3.553 
[ 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 14.8   n/a MPO319273  

15093 Lestermackey           Discovered 1999 Oct. 4 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Lester Wayne Mackey (b. 1985) was named a finalist in the 2003 Intel Science Talent Search, a science competition for high school seniors, for his mathematics project. He attends the Half Hollow Hills High School West, Dix Hills, New York.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20030216/MPCPages.arcLast Updated: 2011-11-22

[ show close-approach data ]
Alternate Designations
 1999 TA31 = 1953 VS2 = 1953 XP1 = 1985 VF3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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