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JPL Small-Body Database Browser
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18124 Leeperry (2000 NE28)
Classification: Main-belt Asteroid          SPK-ID: 2018124
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1117128852979373 2.848e-08  
a 2.345017064706578 8.7812e-09 au
q 2.083048442335306 6.7167e-08 au
i 5.885600165669939 3.646e-06 deg
node 155.5578407214731 3.549e-05 deg
peri 151.1181390183697 3.9859e-05 deg
M 72.01104911531773 1.7859e-05 deg
tp 2458338.130060371230
(2018-Aug-07.63006037)
6.5008e-05 TDB
period 1311.64841266374
3.59
7.3674e-06
2.017e-08
d
yr
n .2744637942029753 1.5416e-09 deg/d
Q 2.60698568707785 9.7622e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1348  
   data-arc span      10281 days (28.15 yr)  
   first obs. used      1990-11-15  
   last obs. used      2019-01-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52711  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-12 22:30:15  

Additional Information
 Earth MOID = 1.06983 au 
 Jupiter MOID = 2.60642 au 
 T_jup = 3.546 
[ 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 MPO347666  

18124 Leeperry           Discovered 2000 July 3 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Lee Taylor Perry (b. 1985) was awarded second place in the 2003 Intel International Science and Engineering Fair for his computer science team project. He attends the Little Rock Central High School, Little Rock, Arkansas, 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: 20040614/MPCPages.arcLast Updated: 2009-12-11

[ show close-approach data ]
Alternate Designations
 2000 NE28 = 1990 VF5 = 1999 CK76 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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