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Individual Calculations March 2023 |
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| Calvert, D Ian Total change: -6.00 | |   |
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| Coulsdon Chess Dicky White - February | London | ENG | 2023-01-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2020 | 1850 | 0.50 | 2 | -0.07 | 20 | -1.40 | |
|  Snape, Ian L | | | 2085 | ENG | 0.00 | 1 | -0.21 | 20 | -4.20 | |  Varney, Zoe | | wc | 1954 | ENG | 0.50 | 1 | 0.14 | 20 | 2.80 | |
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) | | | | 2022/23 4NCL Division 3 East Rounds 5-6 | Warwick | ENG | 2023-02-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1755 | 1859 | 1.00 | 2 | -0.23 | 20 | -4.60 | |
| | White, Nigel | | | 1957 | ENG | 1.00 | 1 | 0.63 | 20 | 12.60 | | | Nguyen, Anh | | | 1553 | ENG | 0.00 | 1 | -0.86 | 20 | -17.20 | |
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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