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Individual Calculations June 2023 |
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| Bermudez, Venerando Total change: -1.60 | |   |
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| Coulsdon Chess Daytime Chess Club Summer Term 2023 May | Coulsdon | ENG | 2023-05-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1518 | 1369 | 1.50 | 4 | 0.24 | 20 | 4.80 | |
|  Gillespie, Frank | | | 1347 | ENG | 0.50 | 1 | -0.03 | 20 | -0.60 | |  Woolacott, Rob | | | 1577 | ENG | 1.00 | 1 | 0.77 | 20 | 15.40 | | | Kaddu, Mukasa (fred) | | | 1669 | ENG | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Crompton, Robert | | | 1478 | ENG | 0.00 | 1 | -0.35 | 20 | -7.00 | |
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 Dicky White - May | London | ENG | 2023-05-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1239 | 1369 | 1.00 | 2 | -0.32 | 20 | -6.40 | |
| | Miles, Barry S | | | 1361 | ENG | 1.00 | 1 | 0.49 | 20 | 9.80 | | | Collins, Michael E | | | 1116 | ENG | 0.00 | 1 | -0.81 | 20 | -16.20 | |
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) | | |
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