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Individual Calculations September 2018 |
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| O Gorman, Brendan Total change: -35.20 | |   |
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| 105th British Championships Weekend Under 1825 | Hull | ENG | 2018-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1487 | 1734 | 2.00 | 5 | -2.01 | 20 | -40.20 | |
|  Zigmond, Andrew | | | 1539 | ENG | 0.00 | 1 | -0.75 | 20 | -15.00 | |  Mendis, Vidura | | | 1432 | ENG | 0.50 | 1 | -0.35 | 20 | -7.00 | | | Dicen, Imogen | | | 1459 | ENG | 0.00 | 1 | -0.83 | 20 | -16.60 | | | Ferrie, Peter | | | 1515 | ENG | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Modhura, Urbi | | | 1490 | ENG | 0.50 | 1 | -0.30 | 20 | -6.00 | |
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) | | | | 105th British Championships Under 1900 | Hull | ENG | 2018-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1820 | 1734 | 2.00 | 3 | 0.85 | 20 | 17.00 | |
| | Stern, Robert | | | 1807 | ENG | 0.50 | 1 | 0.10 | 20 | 2.00 | | | Connolly, Marcus Pa | | | 1830 | ENG | 0.50 | 1 | 0.13 | 20 | 2.60 | | | Bowman, Richard L | | | 1822 | ENG | 1.00 | 1 | 0.62 | 20 | 12.40 | |
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) | | | | 105th British Championships Under 1750 | Hull | ENG | 2018-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1509 | 1734 | 3.50 | 4 | 0.42 | 20 | 8.40 | |
| | Thatte, Nandinee | | | 1334 * | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Zigmond, Andrew | | | 1539 | ENG | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Oliver, Bruce R | | | 1588 | ENG | 0.50 | 1 | -0.20 | 20 | -4.00 | | | Jackson, Paul R | | | 1574 | ENG | 1.00 | 1 | 0.29 | 20 | 5.80 | | | * 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) | | | | 2018 Midland Open Championship Major | Telford | ENG | 2018-08-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1656 | 1741 | 2.00 | 5 | -1.02 | 20 | -20.40 | |
| | Ansari, Athar | | | 1848 | ENG | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Smith, Peter K | | | 1692 | ENG | 1.00 | 1 | 0.43 | 20 | 8.60 | | | Murphy, Ross | | | 1632 | ENG | 0.00 | 1 | -0.65 | 20 | -13.00 | | | Chidi, Lovinia Sylvia | | | 1674 | GER | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Dharmasena, Gavith | | | 1433 | ENG | 0.00 | 1 | -0.86 | 20 | -17.20 | |
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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