Individual Calculations February 2015
 Rodriguez Arieta, Maria Elena  Total change: 28.20  Rating chartPersonal card
 24th Annual North American Open Las Vegas, Nevada USA 2014-12-26
RcRownchangeKK*chgGame
 2205 1903 1.00 6 0.08 20 1.60 
  Tate, Emory A m2268 USA0.001-0.1020-2.00 
  Guerrero, Juan Carlos m2231 COL1.0010.872017.40 
  Molner, Mackenzie g2303  * USA0.001-0.0820-1.60 
  Colas, Joshua 2220 USA0.001-0.1320-2.60 
  Mousseri, Daniel 2113 USA0.001-0.2320-4.60 
  Virkud, Apurva wc2095 USA0.001-0.2520-5.00 
 * Rating difference of more than 400. Please read more at FIDE Handbook

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 
 V Copa Latinoamericana Guayaquil ECU 2014-12-26
RcRownchangeKK*chgGame
 2042 1903 4.00 8 1.33 20 26.60 
  Macias Murillo, Bryan m2261 ECU0.001-0.1020-2.00 
  Barros Rodriguez, Hector 1576 ECU0.501-0.3720-7.40 
  Cornejo, Carlos 1661 ECU1.0010.20204.00 
  Romero Echeverria, Abigail wm2104 ECU0.5010.26205.20 
  Aliaga Fernandez, Ingrid Y wf2168 PER0.5010.32206.40 
  Salazar, Carlos 2155 PER0.5010.31206.20 
  Ugarte Soto, Cesar 2225 ECU1.0010.872017.40 
  Palma Moscoso, Alvaro Dario 2184 ECU0.001-0.1620-3.20 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 

 

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