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Individual Calculations October 2021 |
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| Calvert, D Ian Total change: -22.00 | |   |
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| Coulsdon Chess Dicky White S1 SEP 2021 | London | ENG | 2021-09-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1503 | 1903 | 0.00 | 1 | -0.92 | 20 | -18.40 | |
|  Damodaran, Patrick | | | 1503 * | ENG | 0.00 | 1 | -0.92 | 20 | -18.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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 Standardplay Congress - Open | London | ENG | 2021-09-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1768 | 1903 | 2.50 | 4 | -0.18 | 20 | -3.60 | |
| | Jackson, Paul G | | | 1669 | ENG | 1.00 | 1 | 0.21 | 20 | 4.20 | |  Smith, Mark | | | 1702 | ENG | 0.50 | 1 | -0.26 | 20 | -5.20 | | | Iyengar, Ilya | | | 1978 | ENG | 0.50 | 1 | 0.10 | 20 | 2.00 | | | Verma, Shlok | | | 1724 | 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) | | |
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