Individual Calculations November 2009
 Giacchetti, Lorenzo  Total change: 34.20  Rating chartPersonal card
 FE 21. Provincia di Fermo Fermo ITA 2009-08-21
RcRownchangeKK*chgGame
 1986 1818 2.00 8 -0.31 15 -4.65 
  Rizzo, Giovanbattista 2108 ITA0.001-0.1615-2.40 
  Piccoli, Vincenzo 2007 ITA0.001-0.2515-3.75 
  Castrogiovanni, Carlo 2020 ITA0.001-0.2415-3.60 
  Laghetti, Gaetano 1919 ITA0.5010.14152.10 
  Pierantozzi, Stanislao 1967 ITA0.5010.20153.00 
  Calella, Sergio 2120 ITA0.001-0.1515-2.25 
  Litrico, Paolo 1919 ITA0.001-0.3615-5.40 
  Macchini, Bruno 1827 ITA1.0010.51157.65 

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)
 
 European Youth Ch under 18 Open Fermo ITA 2009-08-31
RcRownchangeKK*chgGame
 2023 1818 2.50 9 0.25 15 3.75 
  Gallucci, Alessio 2218  * ITA0.001-0.0815-1.20 
  Janse, Rasmus 2127 SWE0.5010.36155.40 
  Omarsson, Dadi 2091 ISL0.001-0.1715-2.55 
  Van Cappellen, Jonas 2002 BEL0.001-0.2615-3.90 
  Glibstrup, Jakob 1978 DEN1.0010.711510.65 
  Hookham, Jamie 1997 SCO0.5010.23153.45 
  Sreeves, Clement 2011 SCO0.001-0.2515-3.75 
  Sitnic, Adnan 1927 BIH0.001-0.3515-5.25 
  Dvornicen, Ivan 1859 MDA0.5010.06150.90 
 * 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)
 
 OP Libertas Val Vibrata Nereto ITA 2009-10-02
RcRownchangeKK*chgGame
 1979 1818 5.00 9 2.34 15 35.10 
  Marozzi, Giovanni 1981 ITA1.0010.721510.80 
  Viviani, Alessio 1886 ITA0.001-0.4115-6.15 
  Giobbi, Costantino 1939 ITA0.5010.16152.40 
  Di Pietro, Gabriele 1844 ITA0.001-0.4615-6.90 
  Scipioni, Gaetano 2059 ITA1.0010.801512.00 
  Giacchetti, Luciano 1978 ITA0.5010.21153.15 
  Voicu, Joan Paul 2143 ITA0.001-0.1315-1.95 
  Rastelli, Michele 2019 ITA1.0010.761511.40 
  Di Lascio, Savino 1959 ITA1.0010.691510.35 

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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