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Individual Calculations September 2021 |
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| Plotkin, Mark Total change: -34.10 | |   |
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| Summer 2021 CCCSA GM Norm Invitational - B | Charlotte, North Carolina | USA | 2021-07-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2438 | 2430 | 3.00 | 9 | -1.40 | 10 | -14.00 | |
|  Liang, Jason | f | | 2352 | USA | 1.00 | 1 | 0.39 | 10 | 3.90 | | | Ostrovskiy, Aleksandr | m | | 2401 | USA | 0.50 | 1 | -0.04 | 10 | -0.40 | |  Ali Marandi, Cemil Can | g | | 2543 | TUR | 0.00 | 1 | -0.35 | 10 | -3.50 | | | Wang, Tianqi | | | 2336 | USA | 0.00 | 1 | -0.63 | 10 | -6.30 | | | Kalikshteyn, Alexander | m | | 2401 | USA | 0.50 | 1 | -0.04 | 10 | -0.40 | | | Ringoir, Tanguy | g | | 2474 | BEL | 0.00 | 1 | -0.44 | 10 | -4.40 | | | Corrales Jimenez, Fidel | g | | 2532 | USA | 0.50 | 1 | 0.14 | 10 | 1.40 | | | Guo, Arthur | m | | 2470 | USA | 0.00 | 1 | -0.44 | 10 | -4.40 | | | Korley, Kassa | m | | 2435 | DEN | 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) | | | | Riga Technical University Open 2021 - Tournament A | Riga | LAT | 2021-08-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2227 | 2430 | 4.50 | 9 | -2.01 | 10 | -20.10 | |
| | Aleknavicius, Andrius | | | 2030 * | LTU | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Tilvikas, Justas | | | 2030 * | LTU | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Erigaisi, Arjun | g | | 2597 | IND | 0.00 | 1 | -0.28 | 10 | -2.80 | | | Juknis, Paulius | | | 2172 | LTU | 1.00 | 1 | 0.18 | 10 | 1.80 | | | Meshkovs, Nikita | g | | 2568 | LAT | 0.00 | 1 | -0.31 | 10 | -3.10 | | | Yurovskykh, Oleksandr | f | | 2269 | UKR | 0.00 | 1 | -0.71 | 10 | -7.10 | | | Brinkmann, Fabian | | | 2144 | GER | 0.50 | 1 | -0.34 | 10 | -3.40 | | | Yonal, Timur | c | | 2030 * | RUS | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Andrejevs, Arvids | c | | 2204 | LAT | 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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