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Individual Calculations December 2021 |
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| Miles, Barry S Total change: -27.60 | |   |
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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 |
| 1438 | 1487 | 0.00 | 2 | -1.14 | 20 | -22.80 | |
|  Chaban, Roxolana | | | 1460 | ENG | 0.00 | 1 | -0.54 | 20 | -10.80 | | | Whelan, Joseph | | | 1415 | ENG | 0.00 | 1 | -0.60 | 20 | -12.00 | |
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 |
| 1590 | 1487 | 0.50 | 2 | -0.24 | 20 | -4.80 | |
| | Davey, Adrian | | | 1697 | ENG | 0.00 | 1 | -0.23 | 20 | -4.60 | |  Gliddon, Daniel J | | | 1483 | ENG | 0.50 | 1 | -0.01 | 20 | -0.20 | |
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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