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Individual Calculations August 2017 |
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| Rahulan, Thivyaa Total change: 86.00 | |   |
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| 2nd North Wales Fide Open | Llandudno | WLS | 2017-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1977 | 1623 | 2.50 | 4 | 2.05 | 40 | 82.00 | |
|  Doran, Chris | | | 1977 | ENG | 0.00 | 1 | -0.11 | 40 | -4.40 | |  McDonagh, Michael | | | 1910 | ENG | 1.00 | 1 | 0.84 | 40 | 33.60 | | | McLaughlin, Noel S | | | 1996 | IRL | 1.00 | 1 | 0.90 | 40 | 36.00 | | | Paterson, Andrew I | | | 2023 * | ENG | 0.50 | 1 | 0.42 | 40 | 16.80 | | | * 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) | | | | 14th 4NCL Congress Open | Reading | ENG | 2017-07-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1988 | 1623 | 1.00 | 3 | 0.69 | 40 | 27.60 | |
| | Sommer, Martin C | | | 2023 * | ENG | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Murphy, Conor E | | | 2023 * | ENG | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Stoyanov, Viktor | | | 1919 | ENG | 0.00 | 1 | -0.15 | 40 | -6.00 | | | * 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) | | | | John Robinson Cup 2017 | Cardiff | WLS | 2017-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1448 | 1623 | 1.50 | 3 | -0.59 | 40 | -23.60 | |
| | Chemla, Anouk | | | 1642 | FRA | 0.50 | 1 | 0.03 | 40 | 1.20 | | | Hunter, Eoin | | | 1469 | IRL | 0.50 | 1 | -0.21 | 40 | -8.40 | | | Fowler, Caspian | | | 1234 | WLS | 0.50 | 1 | -0.41 | 40 | -16.40 | |
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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