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Individual Calculations March 2024 |
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| Howes, David J Total change: 3.60 | |   |
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| Coulsdon Chess Dicky White February 2024 | Coulsdon | ENG | 2024-01-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1346 | 1326 | 2.00 | 4 | 0.10 | 20 | 2.00 | |
|  Ma, Rufus | | | 1320 | ENG | 0.50 | 1 | -0.01 | 20 | -0.20 | |  Chaban, Roxolana | | | 1514 | ENG | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Levey, Steve | | | 1416 | ENG | 1.00 | 1 | 0.62 | 20 | 12.40 | | | Mahadevan, Meikum Perumal | | | 1132 | ENG | 0.50 | 1 | -0.25 | 20 | -5.00 | |
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 Club Spring 2024 - February | Coulsdon | ENG | 2024-01-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1224 | 1326 | 2.00 | 3 | 0.08 | 20 | 1.60 | |
| | Mann, Alex | | | 1322 | ENG | 0.50 | 1 | -0.01 | 20 | -0.20 | | | Aburrow, Michael | | | 1186 | ENG | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Aburrow, John A | | | 1163 | ENG | 1.00 | 1 | 0.28 | 20 | 5.60 | |
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) | | |
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