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19597 Ryanlee (1999 NJ32)
Classification: Main-belt Asteroid          SPK-ID: 2019597
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07052238761847941 5.0285e-08  
a 2.842077602984466 1.4066e-08 au
q 2.641647504624997 1.3747e-07 au
i 2.575633211878166 3.9705e-06 deg
node 147.6258022027987 8.1902e-05 deg
peri 191.1813185439995 8.5968e-05 deg
M 137.9706947898056 2.8081e-05 deg
tp 2458529.787074751126
(2019-Feb-15.28707475)
0.00013497 TDB
period 1750.0575282124
4.79
1.2992e-05
3.557e-08
d
yr
n .205707523436514 1.5271e-09 deg/d
Q 3.042507701343936 1.5058e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1281  
   data-arc span      10215 days (27.97 yr)  
   first obs. used      1993-03-24  
   last obs. used      2021-03-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53445  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:59:08  

Additional Information
 Earth MOID = 1.63058 au 
 Jupiter MOID = 2.22974 au 
 T_jup = 3.304 
[ 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 14.6   n/a MPO319330  

19597 Ryanlee           Discovered 1999 July 14 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Ryan Thomas Lee (b. 1990) is a finalist in the 2003 Discovery Channel Young Scientist Challenge, a middle school science competition, for his earth and space science project. He attends the Fairfield Middle School, Fairfield, Ohio.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20031010/MPCPages.arcLast Updated: 2003-10-10

Alternate Designations
 1999 NJ32 = 1998 HK59 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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