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110074 Lamchunhei (2001 SP113)
Classification: Main-belt Asteroid          SPK-ID: 2110074
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1772092160034391 1.0497e-07  
a 2.57682039904179 2.7611e-08 au
q 2.120184076345926 2.8401e-07 au
i 2.529349489712165 6.0799e-06 deg
node 236.0800458312432 0.00019738 deg
peri 128.3977253300353 0.00019917 deg
M 214.9201948923877 3.3053e-05 deg
tp 2458209.376362465775
(2018-Mar-31.87636247)
0.00014737 JED
period 1510.861489819977
4.14
2.4284e-05
6.649e-08
d
yr
n .2382746548413878 3.8297e-09 deg/d
Q 3.033456721737655 3.2504e-08 au
  Orbit Determination Parameters
   # obs. used (total)      344  
   data-arc span      6766 days (18.52 yr)  
   first obs. used      1997-10-01  
   last obs. used      2016-04-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .57315  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 16:05:40  

Additional Information
 Earth MOID = 1.11824 au 
 Jupiter MOID = 2.4277 au 
 T_jup = 3.403 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.2 mag n/a MPO266381  

110074 Lamchunhei           Discovered 2001 Sept. 20 by W. K. Y. Yeung at the Desert Eagle Observatory.
Lam Chun Hei (b. 1991) is a student at Shun Tak Fraternal Association Yung Ya College in Hong Kong. The plastic disposal problem motivated him to develop a new low-cost plastic-recycling method. His research project "Self-reinforced Polymer Composite from Postconsumer Waste" won him many awards.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20100923/MPCPages.arcLast Updated: 2010-12-06
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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