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Individual Calculations September 2023 |
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| Lahdelma, Henri Total change: -2.60 | |   |
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| Riga Technical University Open 2023 - Tournament A | Riga | LAT | 2023-08-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2159 | 2324 | 6.00 | 9 | -0.25 | 20 | -5.00 | |
|  Zalitis, Arturs-Aleksis | | | 1919 | LAT | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Polyakov, Fedor | | | 2113 | LAT | 0.00 | 1 | -0.77 | 20 | -15.40 | | | Povilaitis, Tomas | | | 2073 | LTU | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Germanovs, Georgijs | | | 2054 | LAT | 0.50 | 1 | -0.33 | 20 | -6.60 | | | Raag, Ardi | | | 2061 | EST | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Lumiste, Rene | | | 2111 | EST | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Mons, Leon | g | | 2519 | GER | 0.50 | 1 | 0.25 | 20 | 5.00 | | | Petrova, Irina | | wm | 2108 | UKR | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Kaasen, Tor Fredrik | m | | 2475 | NOR | 0.50 | 1 | 0.20 | 20 | 4.00 | |
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) | | | | Lahden Shakin elo-turnaus 2023 Group A | Lahti | FIN | 2023-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2017 | 2324 | 3.50 | 4 | 0.12 | 20 | 2.40 | |
| | Moilanen, Teppo | | | 1924 * | FIN | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Komulainen, Lauri | | | 1923 | FIN | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Lehtosaari, Mauri | | | 2138 | FIN | 0.50 | 1 | -0.24 | 20 | -4.80 | | | Asikainen, Eeli | | | 2084 | FIN | 1.00 | 1 | 0.20 | 20 | 4.00 | | | * 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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