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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1013042773637787 9.2522e-08  
a 2.964839186080063 4.0477e-08 AU
q 2.664488294834408 2.6811e-07 AU
i 9.510371832519562 1.0375e-05 deg
node 186.1105560934483 6.511e-05 deg
peri 197.5654072654845 9.1483e-05 deg
M 109.9697512705024 5.8866e-05 deg
tp 2456430.898817866638
(2013-May-18.39881787)
0.00030853 JED
period 1864.662083881727
5.11
3.8185e-05
1.045e-07
d
yr
n .1930644716336894 3.9536e-09 deg/d
Q 3.265190077325717 4.4577e-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      .59336  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-10 23:13:18  

Additional Information
 Earth MOID = 1.66873 AU 
 T_jup = 3.236 
[ 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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