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Individual Calculations December 2022 |
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| Miles, Barry S Total change: 7.40 | |   |
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| Coulsdon Chess Dicky White - November | London | ENG | 2022-10-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1338 | 1425 | 1.00 | 3 | -0.85 | 20 | -17.00 | |
|  Howes, David J | | | 1342 | ENG | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Smyth, Sandy A | | | 1286 | ENG | 0.00 | 1 | -0.69 | 20 | -13.80 | | | Boztas, Lana | | | 1387 | ENG | 0.00 | 1 | -0.55 | 20 | -11.00 | |
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) | | | | Coulsdon Chess Daytime Chess Autumn 2022 November 2022 | Coulsdon | ENG | 2022-11-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1355 | 1425 | 3.00 | 3 | 1.22 | 20 | 24.40 | |
|  Gillespie, Frank | | | 1355 | ENG | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Woolley, Michael P | | | 1250 | ENG | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Bermudez, Venerando | | | 1461 | ENG | 1.00 | 1 | 0.55 | 20 | 11.00 | |
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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