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Individual Calculations November 2018 |
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| Jackson, James P Total change: 11.80 | |   |
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| 20th 4NCL Congress Open | Nottingham | ENG | 2018-09-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2179 | 2371 | 4.00 | 5 | 0.48 | 20 | 9.60 | |
|  Yoon, Jacob D | | | 2017 | ENG | 1.00 | 1 | 0.11 | 20 | 2.20 | |  Furness, Robert M | | | 2042 | ENG | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Merry, Alan B | m | | 2435 | ENG | 0.50 | 1 | 0.09 | 20 | 1.80 | | | Ilett, Raymond J | | | 1971 * | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Arkell, Keith C | g | | 2432 | ENG | 0.50 | 1 | 0.08 | 20 | 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) | | | | Chess.com Isle of Man International Masters 2018 | Douglas | ENG | 2018-10-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2423 | 2371 | 4.00 | 9 | 0.11 | 20 | 2.20 | |
| | Short, Nigel D | g | | 2652 | ENG | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Lorscheid, Gerhard | f | | 2205 | GER | 0.50 | 1 | -0.22 | 20 | -4.40 | | | Vidic, Teja | | wf | 2116 | SLO | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Paehtz, Elisabeth | m | wg | 2513 | GER | 0.50 | 1 | 0.19 | 20 | 3.80 | | | Harsha, Bharathakoti | m | | 2492 | IND | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Paramzina, Anastasya | | wg | 2243 | RUS | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Dragnev, Valentin | g | | 2508 | AUT | 1.00 | 1 | 0.68 | 20 | 13.60 | | | Huschenbeth, Niclas | g | | 2589 | GER | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Zumsande, Martin | m | | 2492 | GER | 0.00 | 1 | -0.34 | 20 | -6.80 | |
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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