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Individual Calculations March 2018 |
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| Pigott, John C Total change: -16.20 | |   |
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| Tradewise Gibraltar Chess Festival 2018 Masters | Gibraltar | ENG | 2018-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2259 | 2418 | 5.00 | 10 | -1.92 | 10 | -19.20 | |
|  Ansari, Athar | | | 2018 * | ENG | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Peralta, Fernando | g | | 2559 | ARG | 0.00 | 1 | -0.31 | 10 | -3.10 | | | Weisbuch, Udi | | | 2177 | ISR | 0.00 | 1 | -0.80 | 10 | -8.00 | | | Sahl, Sheila Barth | | wm | 2178 | NOR | 1.00 | 1 | 0.20 | 10 | 2.00 | | | Gonzalez Gonzalez, Alfonso | | | 2192 | ESP | 0.50 | 1 | -0.29 | 10 | -2.90 | | | Bendayan Claros, Aaron | | | 2191 | ESP | 1.00 | 1 | 0.21 | 10 | 2.10 | | | Dvirnyy, Danyyil | g | | 2534 | ITA | 0.00 | 1 | -0.34 | 10 | -3.40 | | | Perez, Flavio | f | | 2279 | FRA | 0.00 | 1 | -0.69 | 10 | -6.90 | | | Richards, Heather S | | wm | 2223 | AUS | 0.50 | 1 | -0.25 | 10 | -2.50 | | | Plotkin, Victor | f | | 2242 | CAN | 1.00 | 1 | 0.27 | 10 | 2.70 | | | * 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) | | | | 2018/19 4NCL Div 1 Rounds 5-6 | Northampton | ENG | 2018-02-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2347 | 2419 | 1.50 | 2 | 0.30 | 10 | 3.00 | |
| | Roberson, Peter T | m | | 2415 | ENG | 0.50 | 1 | -0.01 | 10 | -0.10 | | | Carleton, John J | | | 2278 | ENG | 1.00 | 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) | | |
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