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113355 Gessler (2002 RW240)
Classification: Main-belt Asteroid          SPK-ID: 2113355
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1028128318204445 9.0329e-08  
a 2.960803822517671 3.7082e-08 au
q 2.656395197059832 2.579e-07 au
i 9.524073430134836 9.9248e-06 deg
node 186.0800229238339 5.859e-05 deg
peri 197.3089015758121 7.8338e-05 deg
M 187.5234207630751 4.9203e-05 deg
tp 2458292.039327337611
(2018-Jun-22.53932734)
0.00025363 JED
period 1860.856466782407
5.09
3.4959e-05
9.571e-08
d
yr
n .1934593056618027 3.6344e-09 deg/d
Q 3.265212447975509 4.0894e-08 au
  Orbit Determination Parameters
   # obs. used (total)      118  
   data-arc span      8208 days (22.47 yr)  
   first obs. used      1992-10-02  
   last obs. used      2015-03-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56524  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 20:14:53  

Additional Information
 Earth MOID = 1.659 au 
 Jupiter MOID = 2.19211 au 
 T_jup = 3.237 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.8 mag n/a MPO236831  

113355 Gessler           Discovered 2002 Sept. 14 by R. Matson on NEAT images taken at Palomar.
Nick Gessler (b. 1945) is co-director of UCLA's Human Complex Systems Program. He teaches hands-on multi-agent simulation programming in courses such as "ALiCE: Artificial Life, Culture and Evolution". A prolific meteorite discoverer, he is credited with over 30 distinct finds.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20060219/MPCPages.arcLast Updated: 2010-06-03

Alternate Designations
 2002 RW240 = 1992 TN 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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