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Individual Calculations February 2022 |
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| Petkidis, Anthony Total change: 9.40 | |   |
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| Roquetas Chess Festival 2022 - XXXIII International Open | Roquetas de Mar | ESP | 2022-01-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2307 | 2411 | 6.50 | 9 | 0.94 | 10 | 9.40 | |
|  Alvarez Morales, Miguel | | | 2011 * | ESP | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Garrido Diaz, Ernesto | | | 2142 | ESP | 1.00 | 1 | 0.17 | 10 | 1.70 | | | Fier, Alexandr | g | | 2573 | BRA | 0.00 | 1 | -0.29 | 10 | -2.90 | | | Bartel, Michal | f | | 2167 | POL | 1.00 | 1 | 0.20 | 10 | 2.00 | | | Borges, Guilherme Deola | | | 2159 | BRA | 1.00 | 1 | 0.19 | 10 | 1.90 | | | Popovic, Dusan | g | | 2468 | SRB | 1.00 | 1 | 0.58 | 10 | 5.80 | | | Mohammad, Nubairshah Shaikh | m | | 2432 | IND | 1.00 | 1 | 0.53 | 10 | 5.30 | | | Vrolijk, Liam | m | | 2477 | NED | 0.50 | 1 | 0.09 | 10 | 0.90 | | | Grieve, Harry | f | | 2330 | ENG | 0.00 | 1 | -0.61 | 10 | -6.10 | | | * 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) | | |
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