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Individual Calculations December 2017 |
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| Makepeace, Philip J Total change: -18.80 | |   |
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| 2017 Central London Chess Congress (Open Section) | London | ENG | 2017-11-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1973 | 2096 | 2.00 | 4 | -0.62 | 20 | -12.40 | |
|  McKerracher, Douglas | | | 1932 | SCO | 1.00 | 1 | 0.28 | 20 | 5.60 | |  Wilks, Simon | | | 2019 | ENG | 0.50 | 1 | -0.11 | 20 | -2.20 | | | Sutton, Daniel | | | 1810 | ENG | 0.50 | 1 | -0.34 | 20 | -6.80 | | | Tozer, Philip A A | | | 2132 | ENG | 0.00 | 1 | -0.45 | 20 | -9.00 | |
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) | | | | 2017/18 4NCL Division 2 Rounds 1-2 | Telford | ENG | 2017-11-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2161 | 2096 | 0.50 | 2 | -0.32 | 20 | -6.40 | |
| | Tukpetov, Evgeny | | | 2213 | ENG | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Purton, Ben J | | | 2109 | ENG | 0.50 | 1 | 0.02 | 20 | 0.40 | |
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) | | |
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