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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1005528990329149 1.0884e-07  
a 2.964580038386716 4.6052e-08 AU
q 2.666482921111822 3.1412e-07 AU
i 9.501785332531924 1.2185e-05 deg
node 186.2013412981599 7.6653e-05 deg
peri 197.4186377168387 0.00010789 deg
M 71.4988068697417 7.0125e-05 deg
tp 2456430.212125563394
(2013-May-17.71212556)
0.00036525 JED
period 1864.417612450987
5.10
4.3443e-05
1.189e-07
d
yr
n .1930897871784956 4.4992e-09 deg/d
Q 3.26267715566161 5.0683e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      103  
   data-arc span      7740 days (21.19 yr)  
   first obs. used      1992-10-02  
   last obs. used      2013-12-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50015  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Dec-21 08:21:18  

Additional Information
 Earth MOID = 1.66943 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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