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Individual Calculations December 2022 |
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| Woolley, Michael P Total change: 18.60 | |   |
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| Coulsdon Chess Dicky White - November | London | ENG | 2022-10-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1296 | 1271 | 2.00 | 4 | 0.12 | 20 | 2.40 | |
|  Mahadevan, Rohit | | | 1204 | ENG | 0.50 | 1 | -0.09 | 20 | -1.80 | |  Selby, Keith | | | 1274 | ENG | 0.50 | 1 | 0.00 | 20 | 0.00 | | | Elliott, Judah P | | | 1482 | CAN | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Whelan, Sean | | | 1225 | ENG | 1.00 | 1 | 0.44 | 20 | 8.80 | |
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) | | | | Coulsdon Chess Daytime Chess Autumn 2022 November 2022 | Coulsdon | ENG | 2022-11-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1327 | 1250 | 2.00 | 3 | 0.81 | 20 | 16.20 | |
| | Khan, A Qaiyum | | | 1315 | ENG | 1.00 | 1 | 0.59 | 20 | 11.80 | | | Miles, Barry S | | | 1425 | ENG | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Selby, Keith | | | 1242 | ENG | 1.00 | 1 | 0.49 | 20 | 9.80 | |
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) | | |
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