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20528 Kyleyawn (1999 RL50)
Classification: Main-belt Asteroid          SPK-ID: 2020528
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08319601035299666 2.9789e-08  
a 2.937095173963714 1.2551e-08 au
q 2.692740573462893 9.1661e-08 au
i 1.193693624661625 3.0773e-06 deg
node 202.082751865403 0.00016082 deg
peri 201.2561186415749 0.00016242 deg
M 12.84795526001936 2.1127e-05 deg
tp 2459134.884420126864
(2020-Oct-12.38442013)
0.00010801 TDB
period 1838.550047557783
5.03
1.1785e-05
3.227e-08
d
yr
n .1958064728660511 1.2551e-09 deg/d
Q 3.181449774464536 1.3595e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1810  
   data-arc span      16039 days (43.91 yr)  
   first obs. used      1977-03-14  
   last obs. used      2021-02-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52421  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 03:23:23  

Additional Information
 Earth MOID = 1.70044 au 
 Jupiter MOID = 2.14674 au 
 T_jup = 3.269 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.2   n/a MPO449102  

20528 Kyleyawn           Discovered 1999 Sept. 7 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Kyle James Yawn (b. 1990) is a finalist in the 2004 Discovery Channel Young Scientist Challenge (DCYSC), a middle school science competition, for his botany and zoology project. He attends the Bonaire Middle School, Bonaire, Georgia.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20041028/MPCPages.arcLast Updated: 2004-10-29

Alternate Designations
 1999 RL50 = 1977 ET8 = 1992 EH16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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