Individual Calculations July 2009
 Silva Vega, David  Total change: 16.65  Rating chartPersonal card
 XIII Grand Prix 6ta. Parada U-2000 Quevedo ECU 2008-10-03
RcRownchangeKK*chgGame
 1792 1951 5.50 7 0.57 15 8.55 
  Estrada San Martin, Erika 1709 ECU1.0010.20153.00 
  Matute Loja, Belen 1829 ECU0.501-0.1715-2.55 
  Pisco Alvarez, Ever 1833 ECU0.001-0.6615-9.90 
  Solis, Cristina 1746 ECU1.0010.24153.60 
  Salazar Loor, Christopher 1773 ECU1.0010.27154.05 
  Cerezo Najera, Jorge 1717 ECU1.0010.21153.15 
  Andrade, Jaime 1935 ECU1.0010.48157.20 

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)
 
 Campeonato Nacional Semi final Absoluto Masculino Esmeraldas ECU 2009-02-11
RcRownchangeKK*chgGame
 2010 1951 3.50 7 0.46 15 6.90 
  Almeida Criollo, Jefferson 2192 ECU0.5010.30154.50 
  Pesantes Aucay, Jose 2265 ECU0.001-0.1415-2.10 
  Real Celleri, Wladimir 2045 ECU0.5010.13151.95 
  Garcia, Segundo 1904 ECU0.501-0.0715-1.05 
  Bravo Navarro, Wilson 1881 ECU0.501-0.1015-1.50 
  Gaibor Torres, Alejandro 1977 ECU0.5010.04150.60 
  Tobar Ledesma, Alexis 1805 ECU1.0010.30154.50 

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)
 
 XIV Grand Prix, 3era. Parada Guayaquil ECU 2009-04-10
RcRownchangeKK*chgGame
 1855 1962 2.50 5 -0.68 15 -10.20 
  Lozano Cedeno, Jorge 1721 ECU1.0010.20153.00 
  Ricaurte Macancela, Juan Carlos 1880 ECU1.0010.39155.85 
  Camacho Penate, G. 2206 CUB0.001-0.2015-3.00 
  Rivadeneira Ayala, Maria Belen 1771 ECU0.501-0.2515-3.75 
  Herrera, Kerly 1696 ECU0.001-0.8215-12.30 

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)
 
 XIV Grand Prix, 4ta. Parada Coca ECU 2009-05-01
RcRownchangeKK*chgGame
 2016 1962 2.50 4 0.76 15 11.40 
  Aucay Pelaez, Mauro f2308 ECU0.5010.39155.85 
  Jarrin Cobos, Jose 1946 ECU0.001-0.5215-7.80 
  Nunez, Eyleen 1656 ECU1.0010.14152.10 
  Guerrero Fuentes, Carlos 2155 ECU1.0010.751511.25 

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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