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Individual Calculations February 2017 |
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| Mason, Donald J Total change: 1.20 | |   |
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| Shropshire Congress 2017 Open | Telford | ENG | 2017-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2056 | 2136 | 2.00 | 4 | -0.42 | 20 | -8.40 | |
|  Davis, Lee | | | 1921 | WLS | 1.00 | 1 | 0.23 | 20 | 4.60 | |  Willow, Jonah B | | | 2006 | ENG | 0.50 | 1 | -0.18 | 20 | -3.60 | | | Cox, John J | m | | 2316 | ENG | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Edge, John A | | | 1979 | ENG | 0.50 | 1 | -0.21 | 20 | -4.20 | |
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) | | | | 2016/17 4NCL Division 2 Rounds 3-4 | Northampton | ENG | 2017-01-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2129 | 2136 | 1.50 | 2 | 0.48 | 20 | 9.60 | |
| | Bak, Andrew | | | 2050 | ENG | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Bukojemski, Adam | | | 2207 | POL | 0.50 | 1 | 0.10 | 20 | 2.00 | |
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) | | |
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