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Individual Calculations September 2021 |
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| Praggnanandhaa, R Total change: 8.90 | |   |
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| World Cup 2021 | Sochi | RUS | 2021-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2621 | 2608 | 5.00 | 8 | 1.14 | 10 | 11.40 | |
|  Bersamina, Paulo | m | | 2462 | PHI | 1.00 | 1 | 0.30 | 10 | 3.00 | |  Bersamina, Paulo | m | | 2462 | PHI | 0.50 | 1 | -0.20 | 10 | -2.00 | | | Sargissian, Gabriel | g | | 2682 | ARM | 1.00 | 1 | 0.60 | 10 | 6.00 | | | Sargissian, Gabriel | g | | 2682 | ARM | 1.00 | 1 | 0.60 | 10 | 6.00 | | | Krasenkow, Michal | g | | 2591 | POL | 1.00 | 1 | 0.48 | 10 | 4.80 | | | Krasenkow, Michal | g | | 2591 | POL | 0.00 | 1 | -0.52 | 10 | -5.20 | | | Vachier-Lagrave, Maxime | g | | 2749 | FRA | 0.50 | 1 | 0.19 | 10 | 1.90 | | | Vachier-Lagrave, Maxime | g | | 2749 | FRA | 0.00 | 1 | -0.31 | 10 | -3.10 | |
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) | | | | Biel Chess Festival 2021 - MTO | Biel | SUI | 2021-07-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2528 | 2608 | 5.50 | 9 | 0.11 | 10 | 1.10 | |
| | Wacker, Peter | f | | 2263 | GER | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Arjun, Kalyan | m | | 2503 | IND | 0.50 | 1 | -0.14 | 10 | -1.40 | | | Baenziger, Fabian | m | | 2392 | SUI | 1.00 | 1 | 0.22 | 10 | 2.20 | | | Dragnev, Valentin | g | | 2569 | AUT | 1.00 | 1 | 0.45 | 10 | 4.50 | | | Ganguly, Surya Shekhar | g | | 2625 | IND | 0.50 | 1 | 0.02 | 10 | 0.20 | | | Eljanov, Pavel | g | | 2671 | UKR | 0.00 | 1 | -0.41 | 10 | -4.10 | | | Visakh, N R | g | | 2516 | IND | 1.00 | 1 | 0.37 | 10 | 3.70 | | | Salem, A.r. Saleh | g | | 2682 | UAE | 0.00 | 1 | -0.40 | 10 | -4.00 | | | Kantor, Gergely | g | | 2527 | HUN | 0.50 | 1 | -0.11 | 10 | -1.10 | |
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 |
| 2388 | 2608 | 6.50 | 9 | -0.36 | 10 | -3.60 | |
| | Batashevs, Arsens | | | 2208 * | LAT | 0.50 | 1 | -0.42 | 10 | -4.20 | | | Germanovs, Georgijs | | | 2208 * | LAT | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Sarkar, Justin | m | | 2338 | USA | 1.00 | 1 | 0.17 | 10 | 1.70 | | | Pavlov, Sergey | m | | 2481 | UKR | 1.00 | 1 | 0.33 | 10 | 3.30 | | | Kantor, Gergely | g | | 2533 | HUN | 0.50 | 1 | -0.10 | 10 | -1.00 | | | Arjun, Kalyan | m | | 2503 | IND | 0.00 | 1 | -0.64 | 10 | -6.40 | | | Pranav, Anand | m | | 2417 | IND | 0.50 | 1 | -0.25 | 10 | -2.50 | | | Raja, Rithvik R | m | | 2433 | IND | 1.00 | 1 | 0.27 | 10 | 2.70 | | | Chukavin, Kirill | f | | 2370 | EST | 1.00 | 1 | 0.20 | 10 | 2.00 | | | * 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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