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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 ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1022876634998081 2.8792e-08  
a 2.416139855988413 8.3959e-09 au
q 2.168998555430595 7.2435e-08 au
i 3.646627367681768 3.0427e-06 deg
node 250.010467086025 6.1612e-05 deg
peri 195.0222680417444 6.5513e-05 deg
M 285.8173947698867 2.3734e-05 deg
tp 2459483.170906418669
(2021-Sep-25.67090642)
9.1211e-05 TDB
period 1371.770727046567
3.76
7.1502e-06
1.958e-08
d
yr
n .2624345256113482 1.3679e-09 deg/d
Q 2.663281156546231 9.2547e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1594  
   data-arc span      17572 days (48.11 yr)  
   first obs. used      1973-01-02  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50686  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:03:42  

Additional Information
 Earth MOID = 1.18501 au 
 Jupiter MOID = 2.51291 au 
 T_jup = 3.507 
[ show covariance matrix ]

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 14.85   n/a E2021B10  

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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