Individual Calculations February 2023
 Shaffer, Alexander  Total change: 16.40  Rating chartPersonal card
 XI Open Internacional Lorca Lorca (Murcia) ESP 2022-12-26
RcRownchangeKK*chgGame
 1918 1750 2.00 8 -0.72 20 -14.40 
  Sabuk, Piotr m2430 POL0.001-0.0120-0.20 
  Gonzalez Lopez, Francisco Jesus 1425 ESP1.0010.13202.60 
  Hompanera Lopez, Enrique 2127 ESP0.001-0.0920-1.80 
  Porlan Minarro, Antonio 2026 ESP0.5010.33206.60 
  Hiren, K G 1965 IND0.001-0.2320-4.60 
  Basiaga, Sebastian 1837 POL0.001-0.3820-7.60 
  Ilinca Ilinca, Filip Antonio 1501 ESP0.501-0.3120-6.20 
  Guerrero Mendez, Luis 2032 ESP0.001-0.1620-3.20 

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)
 
 Roquetas Chess Festival 2023 - XXXIV International Open Roquetas de Mar (Almeria) ESP 2023-01-03
RcRownchangeKK*chgGame
 1805 1729 3.50 9 -0.37 20 -7.40 
  Bru Rullo, Llatzer f2212 ESP0.001-0.0520-1.00 
  Fernandez Rosado, Roberto 2049 ESP0.001-0.1320-2.60 
  Feal Albala, Alonso 2077 ESP0.001-0.1120-2.20 
  Valverde Lopez, Francisco Leopol 1536 ESP0.501-0.2520-5.00 
  Blanco Ros, Adrian 1472 ESP0.501-0.3220-6.40 
  Angola Barrios, Adrien 1410 ESP0.501-0.3720-7.40 
  Asensio Ramon, Ismael 1474 ESP1.0010.19203.80 
  Crespo Ruiz, Manuel Maria 1979 ESP1.0010.812016.20 
  Jimenez Fernandez, Rebeca wf2032 ESP0.001-0.1420-2.80 

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)
 
 XLVIII Abierto Internacional Ciudad de Sevilla 2023 Sevilla ESP 2023-01-13
RcRownchangeKK*chgGame
 1942 1729 4.50 9 1.91 20 38.20 
  Bernabeu Lopez, Carlos Javier f2425 ESP0.001-0.0120-0.20 
  Dominguez Rodriguez, Ramon 1516 ESP1.0010.23204.60 
  Maloberti, David 2033 FRA0.001-0.1420-2.80 
  Linares Andres, Antonio 1524 ESP1.0010.24204.80 
  Gentes Benito, Mauricio 2031 ESP1.0010.852017.00 
  Rutherford, William 1974 SCO1.0010.802016.00 
  Pereira Figueroa, Manuel 2086 ESP0.001-0.1120-2.20 
  Barrera Martinez, Francisco 1948 ESP0.5010.28205.60 
  Peschardt, Soren 1944 ESP0.001-0.2320-4.60 

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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