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Individual Calculations March 2017 |
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| Boswell, Jacob Connor Total change: 31.60 | |   |
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| Frodsham Weekend Chess Congress Open | Frodsham | ENG | 2017-02-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1900 | 1807 | 2.50 | 4 | 0.99 | 40 | 39.60 | |
|  McDonagh, Michael | | | 1898 | ENG | 0.00 | 1 | -0.38 | 40 | -15.20 | |  Davies, Sam | | | 1754 | ENG | 1.00 | 1 | 0.43 | 40 | 17.20 | | | Trueman, Glenn | | | 2001 | ENG | 0.50 | 1 | 0.25 | 40 | 10.00 | | | Whitehead, Mark A | | | 1945 | ENG | 1.00 | 1 | 0.69 | 40 | 27.60 | |
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) | | | | 2016/17 4NCL Division 3 North Rounds 5-6 | Bolton | ENG | 2017-02-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2176 | 1807 | 0.00 | 2 | -0.20 | 40 | -8.00 | |
| | Murray, David | | | 2145 | IRL | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Kolbus, Dietmar | m | | 2207 * | GER | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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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