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Individual Calculations December 2021 |
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| Selby, Keith Total change: -15.80 | |   |
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| Coulsdon Chess Dicky White S3 NOV 2020 | London | ENG | 2021-11-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1184 | 1281 | 1.00 | 4 | -1.52 | 20 | -30.40 | |
|  Babu, Rahul | | | 1304 | IND | 1.00 | 1 | 0.53 | 20 | 10.60 | |  Woolley, Michael P | | | 1157 | ENG | 0.00 | 1 | -0.67 | 20 | -13.40 | | | Mahadevan, Rohit | | | 1113 | ENG | 0.00 | 1 | -0.72 | 20 | -14.40 | | | Smith, Henry | | | 1160 | ENG | 0.00 | 1 | -0.66 | 20 | -13.20 | |
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) | | | | Coulsdon Chess Daytime Chess Autumn 2021 S3 - NOV 2021 | London | ENG | 2021-11-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1079 | 1281 | 3.00 | 3 | 0.73 | 20 | 14.60 | |
| | Wimble, Garry | | | 1041 | ENG | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Shoulders, Andrew M | | | 1038 | ENG | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Woolley, Michael P | | | 1157 | ENG | 1.00 | 1 | 0.33 | 20 | 6.60 | |
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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