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Individual Calculations August 2023 |
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| Koskinen, Erkki Total change: -2.00 | |   |
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| Seniorien S65 SM 2023 | Naantali | FIN | 2023-07-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1817 | 1854 | 5.50 | 7 | 1.77 | 20 | 35.40 | |
|  Kukkonen, Martti | | | 1447 | FIN | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Wilen, Eero | | | 1978 | FIN | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Smeds, Tom | | | 1700 | FIN | 0.50 | 1 | -0.21 | 20 | -4.20 | | | Haanila, Erkki | | | 1864 | FIN | 1.00 | 1 | 0.51 | 20 | 10.20 | | | Auvinen, Esa | | | 1808 | FIN | 1.00 | 1 | 0.44 | 20 | 8.80 | | | Riihimaki, Pekka | | | 1868 | FIN | 1.00 | 1 | 0.52 | 20 | 10.40 | | | Aakio, Seppo | | | 2052 | FIN | 1.00 | 1 | 0.76 | 20 | 15.20 | |
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) | | | | XXXI Heart of Finland Open | Jyvaskyla | FIN | 2023-07-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1661 | 1854 | 4.50 | 9 | -1.87 | 20 | -37.40 | |
| | Nyysti, Sampsa | m | | 2333 | FIN | 0.00 | 1 | -0.05 | 20 | -1.00 | | | Kaitila, Aleksi | | | 1355 | FIN | 1.00 | 1 | 0.04 | 20 | 0.80 | | | Khanov, Pavel | | | 1984 | FIN | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Pursiainen, Erkki | | | 1702 | FIN | 0.00 | 1 | -0.70 | 20 | -14.00 | | | Brade, Henry | | | 1634 | FIN | 0.00 | 1 | -0.78 | 20 | -15.60 | | | Tomashevich, Daniel | | | 1333 | FIN | 0.50 | 1 | -0.47 | 20 | -9.40 | | | Petritsch, Klaus | | | 1559 | AUT | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Koski, Kimmo | | | 1454 * | FIN | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Vieira, Daniel | | | 1591 | USA | 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) | | |
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