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Individual Calculations March 2023 |
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| Dragnev, Valentin Total change: -3.90 | |   |
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| 1. Bundesliga 2022-2023 February 2023 | various | GER | 2023-02-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2561 | 2565 | 1.00 | 2 | -0.02 | 10 | -0.20 | |
|  Krassowizkij, Jaroslaw | m | | 2443 | GER | 0.50 | 1 | -0.17 | 10 | -1.70 | |  Kasimdzhanov, Rustam | g | | 2678 | UZB | 0.50 | 1 | 0.15 | 10 | 1.50 | |
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) | | | | Match Dragnev - Cheng 2023 | Vienna | AUT | 2023-02-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2574 | 2565 | 4.00 | 6 | 1.06 | 10 | 10.60 | |
| | Cheng, Bobby | g | | 2574 | AUS | 0.50 | 1 | 0.01 | 10 | 0.10 | | | Cheng, Bobby | g | | 2574 | AUS | 0.50 | 1 | 0.01 | 10 | 0.10 | | | Cheng, Bobby | g | | 2574 | AUS | 1.00 | 1 | 0.51 | 10 | 5.10 | | | Cheng, Bobby | g | | 2574 | AUS | 0.50 | 1 | 0.01 | 10 | 0.10 | | | Cheng, Bobby | g | | 2574 | AUS | 1.00 | 1 | 0.51 | 10 | 5.10 | | | Cheng, Bobby | g | | 2574 | AUS | 0.50 | 1 | 0.01 | 10 | 0.10 | |
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) | | | | Kragero Resort Chess International 2023 Title group | Kragero | NOR | 2023-02-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2339 | 2565 | 5.50 | 9 | -1.43 | 10 | -14.30 | |
| | Berzina, Ilze | | wg | 2165 * | LAT | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Rosen, Eric | m | | 2356 | USA | 0.50 | 1 | -0.27 | 10 | -2.70 | | | Houska, Jovanka | m | wg | 2338 | ENG | 0.00 | 1 | -0.79 | 10 | -7.90 | | | Nordquelle, Daniel | f | | 2141 | NOR | 1.00 | 1 | 0.07 | 10 | 0.70 | | | Sukandar, Irine Kharisma | m | wg | 2383 | INA | 1.00 | 1 | 0.26 | 10 | 2.60 | | | Stefansson, Vignir Vatnar | m | | 2466 | ISL | 0.50 | 1 | -0.14 | 10 | -1.40 | | | Hamitevici, Vladimir | g | | 2499 | MDA | 0.50 | 1 | -0.09 | 10 | -0.90 | | | Reimanis, Ritvars | m | | 2367 | LAT | 1.00 | 1 | 0.24 | 10 | 2.40 | | | Elmi, Saad Abobaker | f | | 2333 | NOR | 0.00 | 1 | -0.79 | 10 | -7.90 | | | * 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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