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15599 Richardlarson (2000 GF99)
Classification: Main-belt Asteroid          SPK-ID: 2015599
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1021404182737683 2.9027e-08  
a 2.417372679760566 8.4741e-09 au
q 2.170461223126242 7.297e-08 au
i 3.646868183212591 3.0787e-06 deg
node 250.0310383600296 6.1879e-05 deg
peri 194.7183918230775 6.5783e-05 deg
M 233.6359327574752 2.3621e-05 deg
tp 2459482.375600295930
(2021-Sep-24.87560030)
9.1389e-05 TDB
period 1372.820770113324
3.76
7.2187e-06
1.976e-08
d
yr
n .2622337947074347 1.3789e-09 deg/d
Q 2.66428413639489 9.3397e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1555  
   data-arc span      17468 days (47.82 yr)  
   first obs. used      1973-01-02  
   last obs. used      2020-10-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50977  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:32:34  

Additional Information
 Earth MOID = 1.18678 au 
 Jupiter MOID = 2.51307 au 
 T_jup = 3.506 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457293.5 (2015-Sep-28.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1032797289209549 2.913e-08  
q 2.16642043366633 7.3362e-08 au
tp 2456735.210180076437
(2014-Mar-18.71018008)
8.3204e-05 TDB
node 250.0722938759293 6.1814e-05 deg
peri 194.054316643085 6.5631e-05 deg
i 3.64930870396075 3.0818e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1555  
   data-arc span      17468 days (47.82 yr)  
   first obs. used      1973-01-02  
   last obs. used      2020-10-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50977  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:32:34  

Additional Information
 Jupiter MOID = 2.51307 au 
 T_jup = 3.506 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.485583640765614E-16 -2.126907118065939E-15 -3.942279103336842E-13 6.371196943305657E-15 -1.012332554362535E-13 1.248928651547678E-16
q -2.126907118065939E-15 5.381997558317241E-15 1.219051628634696E-12 -1.785862933600697E-14 3.200161859986751E-13 -7.089543711456745E-17
tp -3.942279103336842E-13 1.219051628634696E-12 6.92285237488822E-9 -4.070451365907394E-11 1.853219233714962E-9 2.965994311651784E-12
node 6.371196943305657E-15 -1.785862933600697E-14 -4.070451365907394E-11 3.820922539860554E-9 -3.823604739507506E-9 -1.979889602840232E-11
peri -1.012332554362535E-13 3.200161859986751E-13 1.853219233714962E-9 -3.823604739507506E-9 4.30739243416844E-9 2.05562522167924E-11
i 1.248928651547678E-16 -7.089543711456745E-17 2.965994311651784E-12 -1.979889602840232E-11 2.05562522167924E-11 9.497408163465034E-12

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 14.8   n/a MPO337391  

15599 Richardlarson           Discovered 2000 Apr. 7 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Named in honor of Richard W. Larson for achievement as a finalist in the 2001 Discovery Young Scientist Challenge (DYSC), a middle school science competition. Richard is a student at the Springville Middle School, Springville, Utah.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20011002/MPCPages.arcLast Updated: 2009-05-11

[ show close-approach data ]
Alternate Designations
 2000 GF99 = 1973 AB3 = 1992 BJ5 = 1998 WU32 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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