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Individual Calculations February 2023 |
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| Alonso Perez, Alfredo Total change: 50.00 | |   |
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| XXVIII Torneo Navidad Santa Cruz de La Palma 2022 | Santa Cruz de la Palma (Islas Canarias) | ESP | 2022-12-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1600 | 1810 | 3.50 | 5 | -0.21 | 20 | -4.20 | |
|  Ramos Macias, Paula | | | 1410 * | ESP | 1.00 | 1 | 0.08 | 20 | 1.60 | |  De La Cruz Perez, Carlos | | | 1499 | ESP | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Martin Ramos, Daniel | | | 1747 | ESP | 0.00 | 1 | -0.59 | 20 | -11.80 | | | Martin Rodriguez, Jose Carlos | | | 1786 | ESP | 0.50 | 1 | -0.03 | 20 | -0.60 | | | Lorenzo Ventura, Abel | | | 1556 | ESP | 1.00 | 1 | 0.19 | 20 | 3.80 | | | * 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) | | | | Roquetas Chess Festival 2023 - XXXIV International Open | Roquetas de Mar (Almeria) | ESP | 2023-01-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2067 | 1810 | 4.50 | 9 | 2.78 | 20 | 55.60 | |
| | Moral Garcia, Serafin | f | | 2223 | ESP | 0.00 | 1 | -0.07 | 20 | -1.40 | | | Zhou, Lulu | | wf | 2050 | ESP | 1.00 | 1 | 0.80 | 20 | 16.00 | | | Maldonado Mena, German | | | 2104 | ESP | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Sicilia Laino, Juan Diego | | | 2048 | ESP | 1.00 | 1 | 0.80 | 20 | 16.00 | | | Nikanova, Ekaterina | | wf | 2091 | ROU | 0.50 | 1 | 0.34 | 20 | 6.80 | | | Portero Rubio, Martin | | | 1959 | ESP | 0.50 | 1 | 0.20 | 20 | 4.00 | | | Rodriguez Redondo, Adhara | | wf | 2091 | ESP | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Juan Lepp, Jaime Boris | | | 1954 | ESP | 1.00 | 1 | 0.69 | 20 | 13.80 | | | Houhou, Alexandre | | | 2079 | FRA | 0.50 | 1 | 0.33 | 20 | 6.60 | |
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) | | | | Liga Primera Division La Palma 2023 Rondas 1 | Santa Cruz de Palma (Canarias) | ESP | 2023-01-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2226 | 1810 | 0.00 | 1 | -0.07 | 20 | -1.40 | |
| | Rodriguez Ferraz, Borja | | | 2226 | ESP | 0.00 | 1 | -0.07 | 20 | -1.40 | |
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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