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Individual Calculations September 2017 |
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| Miles, Barry S Total change: 27.00 | |   |
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| 104th British Championships Under 1750 | Llandudno | ENG | 2017-07-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1618 | 1502 | 1.50 | 2 | 0.81 | 20 | 16.20 | |
|  Parfett, Gerald F | | | 1653 | ENG | 0.50 | 1 | 0.20 | 20 | 4.00 | |  Forbes, Douglas M | | | 1583 | ENG | 1.00 | 1 | 0.61 | 20 | 12.20 | |
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) | | | | JESSIE GILBERT CELEBRATION INTERNATIONAL 2017 SECTIONS FOR ALL B | London | ENG | 2017-08-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1587 | 1518 | 2.50 | 5 | 0.34 | 20 | 6.80 | |
| | Landau, Jonathan | | | 1918 * | ENG | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Vernon, Colin G | | | 1437 | ENG | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Clayton, David C | | | 1579 | ENG | 1.00 | 1 | 0.58 | 20 | 11.60 | | | Thatte, Nishchal | | | 1541 | ENG | 0.00 | 1 | -0.47 | 20 | -9.40 | | | John, Joshua | | | 1459 | 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) | | | | JESSIE GILBERT CELEBRATION INTERNATIONAL 2017 SECTIONS FOR ALL A | London | ENG | 2017-08-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1669 | 1518 | 1.50 | 4 | 0.20 | 20 | 4.00 | |
| | Warner, Dominic Wj | | | 1664 | ENG | 0.50 | 1 | 0.20 | 20 | 4.00 | | | Vernon, Colin G | | | 1437 | ENG | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Landau, Jonathan | | | 1918 * | ENG | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Sonnis, Steve | | | 1657 | ENG | 0.00 | 1 | -0.31 | 20 | -6.20 | | | * 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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