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Individual Calculations September 2021 |
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| Haria, Ravi Total change: 24.70 | |   |
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| World Cup 2021 | Sochi | RUS | 2021-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2643 | 2440 | 2.00 | 4 | 1.04 | 10 | 10.40 | |
|  Zvjaginsev, Vadim | g | | 2608 | RUS | 1.00 | 1 | 0.72 | 10 | 7.20 | |  Zvjaginsev, Vadim | g | | 2608 | RUS | 0.00 | 1 | -0.28 | 10 | -2.80 | | | Bacrot, Etienne | g | | 2678 | FRA | 0.00 | 1 | -0.20 | 10 | -2.00 | | | Bacrot, Etienne | g | | 2678 | FRA | 1.00 | 1 | 0.80 | 10 | 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) | | | | Riga Technical University Open 2021 - Tournament A | Riga | LAT | 2021-08-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2274 | 2440 | 5.00 | 9 | -1.20 | 10 | -12.00 | |
| | Vidruska, Renate | | wf | 2040 * | LAT | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Saketh, Pedagandham | | | 2040 * | IND | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Puranik, Abhimanyu | g | | 2580 | IND | 0.00 | 1 | -0.31 | 10 | -3.10 | | | Andrejevs, Arvids | c | | 2204 | LAT | 1.00 | 1 | 0.20 | 10 | 2.00 | | | Ivic, Velimir | g | | 2571 | SRB | 0.00 | 1 | -0.32 | 10 | -3.20 | | | Samunenkov, Ihor | f | | 2288 | UKR | 0.50 | 1 | -0.20 | 10 | -2.00 | | | Klabis, Rokas | f | | 2323 | LTU | 0.50 | 1 | -0.16 | 10 | -1.60 | | | Yurovskykh, Oleksandr | f | | 2269 | UKR | 0.00 | 1 | -0.73 | 10 | -7.30 | | | Batashevs, Arsens | | | 2153 | LAT | 1.00 | 1 | 0.16 | 10 | 1.60 | | | * 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) | | | | Wood Green Invitational | Stafford | ENG | 2021-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2407 | 2440 | 7.50 | 9 | 2.63 | 10 | 26.30 | |
| | Blackburn, Jonathan Lb | f | | 2235 | WLS | 1.00 | 1 | 0.24 | 10 | 2.40 | | | Willow, Jonah B | f | | 2396 | ENG | 1.00 | 1 | 0.44 | 10 | 4.40 | | | Fitzsimons, David | m | | 2324 | IRL | 1.00 | 1 | 0.34 | 10 | 3.40 | | | Fodor, Tamas Jr | g | | 2520 | HUN | 1.00 | 1 | 0.61 | 10 | 6.10 | | | Derakhshani, Borna | f | | 2373 | ENG | 1.00 | 1 | 0.41 | 10 | 4.10 | | | Turner, Matthew J | g | | 2509 | SCO | 0.50 | 1 | 0.10 | 10 | 1.00 | | | Greet, Andrew N | m | | 2417 | SCO | 1.00 | 1 | 0.47 | 10 | 4.70 | | | Hebden, Mark L | g | | 2453 | ENG | 0.50 | 1 | 0.02 | 10 | 0.20 | | | Harvey, Marcus R | f | | 2440 | ENG | 0.50 | 1 | 0.00 | 10 | 0.00 | |
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) | | |
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