Individual Calculations April 2008
 Zepeda, Sonia  Total change: 43.35  Rating chartPersonal card
 Zonal 2.3 Women Santo Domingo DOM 2007-05-31
RcRownchangeKK*chgGame
 2111 2040 6.50 13 1.16 15 17.40 
  Arribas, Maritza wg2335 CUB0.001-0.1515-2.25 
  Franco, Angela wf2124 COL0.5010.12151.80 
  Munoz, Dorisbel 1938 DOM1.0010.36155.40 
  Zepeda, Lorena wm2167 ESA0.5010.17152.55 
  Han, Ingrid 2004 VEN0.501-0.0515-0.75 
  Mateus, Martha 2130 COL0.001-0.3815-5.70 
  Pina, Sulennis wg2322 CUB0.5010.34155.10 
  Han, Irene wm2072 VEN0.5010.04150.60 
  Guerrero, Alejandra wm2126 MEX1.0010.62159.30 
  Sanchez, Celsa 2053 VEN0.5010.02150.30 
  Rincon, Drina 2004 VEN0.001-0.5515-8.25 
  Estrada, Nelly wc2079 MEX0.5010.05150.75 
  De La Cruz, Mercedes wf2093 DOM1.0010.57158.55 

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)
 
 Campeonato Centroamericano Femenino 2007 San Salvador ESA 2007-10-23
RcRownchangeKK*chgGame
 2041 2045 3.50 5 0.98 15 14.70 
  Mencos, Claudia 1980 GUA1.0010.41156.15 
  Castaneda, Ada wf2049 ESA0.5010.01150.15 
  Zepeda, Lorena wm2145 ESA0.5010.14152.10 
  Pastor, Tania wf1972 ESA1.0010.40156.00 
  Munoz, Carolina 2059 CRC0.5010.02150.30 

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)
 
 III Open San Salvador San Salvador ESA 2007-11-10
RcRownchangeKK*chgGame
 2083 2045 3.00 5 0.75 15 11.25 
  Hernandez, Virgilio 1996 ESA0.001-0.5715-8.55 
  Rios, Carlos 2193 ESA1.0010.701510.50 
  Chavez, Ricardo Ernesto f2195 ESA0.001-0.3015-4.50 
  Aguilar, Gustavo 2100 ESA1.0010.58158.70 
  Sandoval, Mario 1931 ESA1.0010.34155.10 

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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