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JPL Small-Body Database Browser
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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08285836923875227 3.133e-08  
a 2.938141056549481 1.5382e-08 au
q 2.694691480010367 9.8512e-08 au
i 1.193714803760705 3.2859e-06 deg
node 202.0959505655622 0.00020064 deg
peri 200.7756262808298 0.00020233 deg
M 255.7912908067965 2.6042e-05 deg
tp 2459132.986872364268
(2020-Oct-10.48687236)
0.00013361 TDB
period 1839.532180517967
5.04
1.4445e-05
3.955e-08
d
yr
n .1957019310739282 1.5368e-09 deg/d
Q 3.181590633088596 1.6656e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1521  
   data-arc span      15573 days (42.64 yr)  
   first obs. used      1977-03-14  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 00:07:53  

Additional Information
 Earth MOID = 1.70269 au 
 Jupiter MOID = 2.14862 au 
 T_jup = 3.268 
[ 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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