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Individual Calculations August 2023 |
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| Ponnio, Toni Total change: -95.80 | |   |
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| PRAGUE INTERNATIONAL CHESS FESTIVAL 2023 - FIDE open | Prague | CZE | 2023-06-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1954 | 2178 | 4.50 | 9 | -2.30 | 20 | -46.00 | |
|  Alotaibi, Mohammed Dhaidan N | | | 1720 | KSA | 1.00 | 1 | 0.05 | 20 | 1.00 | |  Peyrer, Konstantin | f | | 2411 | AUT | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Kwong, Wing Ki | | | 1933 | HKG | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Kishore, Kumar Jaganathan | | | 1860 | IND | 0.00 | 1 | -0.87 | 20 | -17.40 | | | Kolka, David | | | 1959 | ISL | 0.00 | 1 | -0.78 | 20 | -15.60 | | | Lai, Hong Jun | | | 1778 * | MAS | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Mina, Marco | | | 1985 | ITA | 0.50 | 1 | -0.25 | 20 | -5.00 | | | Le, Anh Dung | | | 2025 | CZE | 0.00 | 1 | -0.70 | 20 | -14.00 | | | Hosova, Sandra | | | 1913 | CZE | 1.00 | 1 | 0.18 | 20 | 3.60 | | | * 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) | | | | Sachovy festival Ceske Budejovice Open A 2023 | Ceske Budejovice | CZE | 2023-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1951 | 2178 | 5.50 | 9 | -1.46 | 20 | -29.20 | |
| | Nagyova, Daniela | | | 1836 | CZE | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Vylicil, Adam | | | 1967 | CZE | 0.00 | 1 | -0.77 | 20 | -15.40 | | | Arvind, Ramnath Iyer | | | 1923 | IND | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Blumel, Otto | | | 1899 | CZE | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Zednicek, Filip | | | 1841 | CZE | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Lang, Simon | | | 1997 | CZE | 0.00 | 1 | -0.74 | 20 | -14.80 | | | Hurtik, Matej | | | 2120 | CZE | 0.50 | 1 | -0.08 | 20 | -1.60 | | | Sim, Jia Ru | | wc | 1869 | MAS | 0.50 | 1 | -0.36 | 20 | -7.20 | | | Chval, Zdenek | | | 2106 | CZE | 1.00 | 1 | 0.40 | 20 | 8.00 | |
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) | | | | XXXI Heart of Finland Open | Jyvaskyla | FIN | 2023-07-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1981 | 2178 | 5.50 | 9 | -1.03 | 20 | -20.60 | |
| | Koskinen, Hannu E. | | | 1778 * | FIN | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Norlamo, Sarabella | | | 1863 | FIN | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Koykka, Pekka | m | | 2332 | FIN | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Korjus, Onni | | | 1891 | FIN | 0.50 | 1 | -0.34 | 20 | -6.80 | | | Kumpulainen, Kalle | | | 1965 | FIN | 0.50 | 1 | -0.27 | 20 | -5.40 | | | Kotilainen, Ari | | | 1936 | FIN | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Riipinen, Juha | | | 2072 | FIN | 1.00 | 1 | 0.36 | 20 | 7.20 | | | Lu, Miaoyi | | wm | 2171 | CHN | 0.00 | 1 | -0.51 | 20 | -10.20 | | | Penloup-Leboulanger, Marvin | | | 1818 | FRA | 0.50 | 1 | -0.40 | 20 | -8.00 | | | * 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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