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Individual Calculations April 2024 |
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| Howes, David J Total change: 3.20 | |   |
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| Coulsdon Chess Daytime Chess Club Spring 2024 - March | Coulsdon | ENG | 2024-02-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1150 | 1313 | 2.50 | 3 | 0.36 | 20 | 7.20 | |
|  Fazia, Salvatore | | | 1128 | ENG | 1.00 | 1 | 0.26 | 20 | 5.20 | |  Woolley, Michael P | | | 1187 | ENG | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Selby, Keith | | | 1135 | ENG | 0.50 | 1 | -0.23 | 20 | -4.60 | |
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) | | | | Coulsdon Chess Dicky White March 2024 | Coulsdon | ENG | 2024-03-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1647 | 1590 | 1.50 | 4 | -0.20 | 20 | -4.00 | |
| | Whelan, Sean | | | 1499 | ENG | 0.50 | 1 | -0.12 | 20 | -2.40 | | | Kalaiyalahan, Aishwarya | | | 1640 | ENG | 0.50 | 1 | 0.07 | 20 | 1.40 | | | Kilambi, Venkata Ananth Akshay | | | 1802 | ENG | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Pratley, Ian | | | 1645 | ENG | 0.50 | 1 | 0.08 | 20 | 1.60 | |
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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