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20219 Brianstone (1997 GP36)
Classification: Main-belt Asteroid          SPK-ID: 2020219
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2082490463161613 6.2286e-08  
a 2.650642233737824 1.9638e-08 au
q 2.098648516436583 1.6571e-07 au
i 12.24517493272132 6.5719e-06 deg
node 215.8039573465399 2.7003e-05 deg
peri 323.7797826683794 3.0038e-05 deg
M 195.979442876093 1.3536e-05 deg
tp 2458318.659449107903
(2018-Jul-19.15944911)
6.1658e-05 JED
period 1576.249990929715
4.32
1.7517e-05
4.796e-08
d
yr
n .2283901678487321 2.5381e-09 deg/d
Q 3.202635951039065 2.3728e-08 au
  Orbit Determination Parameters
   # obs. used (total)      947  
   data-arc span      6794 days (18.60 yr)  
   first obs. used      1997-04-06  
   last obs. used      2015-11-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .47793  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Feb-25 19:27:42  

Additional Information
 Earth MOID = 1.11247 au 
 Jupiter MOID = 1.82502 au 
 T_jup = 3.327 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.4 mag n/a MPO347680  

20219 Brianstone           Discovered 1997 Apr. 6 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Brian Stone mentored a finalist in the 2012 Intel Science Talent Search, a science competition for high-school seniors. He teaches at the Northview High School, Duluth, Georgia.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20120506/MPCPages.arcLast Updated: 2012-05-09

[ show close-approach data ]
Alternate Designations
 1997 GP36 = 1998 QR81 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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