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

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1042908638689976 4.3933e-08  
a 2.959258444464036 2.0941e-08 au
q 2.650634824879255 1.3e-07 au
i 9.527010966752977 5.0161e-06 deg
node 186.0633372619457 2.8545e-05 deg
peri 196.8558723194632 3.7114e-05 deg
M 214.1818601026675 2.6022e-05 deg
tp 2460149.650594783898
(2023-Jul-24.15059478)
0.00013827 TDB
period 1859.399758583557
5.09
1.9737e-05
5.404e-08
d
yr
n .1936108673447601 2.0551e-09 deg/d
Q 3.267882064048816 2.3125e-08 au
  Orbit Determination Parameters
   # obs. used (total)      289  
   data-arc span      10475 days (28.68 yr)  
   first obs. used      1992-10-02  
   last obs. used      2021-06-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53152  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 00:29:29  

Additional Information
 Earth MOID = 1.65396 au 
 Jupiter MOID = 2.19533 au 
 T_jup = 3.238 
[ 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 15.86   n/a MPO637463  

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 | Mission Design | Physical Parameters | Discovery Circumstances ]
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