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Individual Calculations September 2021 |
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| Donchenko, Alexander Total change: -15.80 | |   |
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| Biel Chess Festival 2021 - MTO | Biel | SUI | 2021-07-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2416 | 2652 | 5.00 | 9 | -2.04 | 10 | -20.40 | |
|  Tahay, Alexis | f | | 2349 | FRA | 0.50 | 1 | -0.36 | 10 | -3.60 | |  Seul, Georg | m | | 2372 | GER | 0.00 | 1 | -0.84 | 10 | -8.40 | | | Gueci, Tea | | wm | 2252 * | ITA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Dordzhieva, Dinara | | wg | 2311 | RUS | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Valsecchi, Alessio | g | | 2527 | ITA | 0.50 | 1 | -0.17 | 10 | -1.70 | | | Budisavljevic, Luka | g | | 2509 | SRB | 0.50 | 1 | -0.19 | 10 | -1.90 | | | Raja, Harshit | m | | 2484 | IND | 0.50 | 1 | -0.22 | 10 | -2.20 | | | Visakh, N R | g | | 2516 | IND | 0.50 | 1 | -0.18 | 10 | -1.80 | | | Vignesh, N R | m | | 2428 | IND | 0.50 | 1 | -0.28 | 10 | -2.80 | | | * 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) | | | | Riga Technical University Open 2021 - Tournament A | Riga | LAT | 2021-08-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2414 | 2657 | 7.50 | 9 | 0.46 | 10 | 4.60 | |
| | Stabulnieks, Klavs | | | 2257 * | LAT | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Ioannidis, Evgenios | m | | 2422 | GRE | 0.50 | 1 | -0.29 | 10 | -2.90 | | | Akesson, Ralf | g | | 2395 | SWE | 0.00 | 1 | -0.82 | 10 | -8.20 | | | Vetokhina, Sofia | | | 2257 * | RUS | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Klabis, Rokas | f | | 2323 | LTU | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Berzinsh, Roland | m | | 2373 | LAT | 1.00 | 1 | 0.16 | 10 | 1.60 | | | Kantans, Toms | g | | 2501 | LAT | 1.00 | 1 | 0.29 | 10 | 2.90 | | | Sanal, Vahap | g | | 2557 | TUR | 1.00 | 1 | 0.36 | 10 | 3.60 | | | Kovalenko, Igor | g | | 2644 | LAT | 1.00 | 1 | 0.48 | 10 | 4.80 | | | * 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) | | |
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