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Individual Calculations July 2019 |
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| Waddington, Mike P Total change: 4.60 | |   |
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| East Anglian Chess Union Congress Open 2019 | Newmarket | ENG | 2019-05-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2112 | 2002 | 2.00 | 4 | 0.47 | 20 | 9.40 | |
|  Sheerin, Alex | | | 1845 | ENG | 1.00 | 1 | 0.29 | 20 | 5.80 | |  Merry, Alan B | m | | 2402 * | ENG | 0.50 | 1 | 0.42 | 20 | 8.40 | | | Anderson, John | | | 2175 | ENG | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Hughes, Roy | | | 2027 | ENG | 0.00 | 1 | -0.47 | 20 | -9.40 | | | * 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) | | | | 13th Steve Boniface Memorial Congress Open | Bristol | ENG | 2019-06-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1882 | 2009 | 3.00 | 5 | -0.24 | 20 | -4.80 | |
| | Walker, Max | | | 1694 | ENG | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Willow, Jonah B | f | | 2338 | ENG | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Kerr, Duncan | | | 1900 | ENG | 0.50 | 1 | -0.15 | 20 | -3.00 | | | Stubbs, Oliver | | | 1870 | ENG | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Kan, Toby | | | 1609 * | ENG | 1.00 | 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) | | |
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