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Individual Calculations December 2021 |
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| Khan, A Qaiyum Total change: -28.60 | |   |
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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 |
| 1250 | 1353 | 2.00 | 3 | 0.09 | 20 | 1.80 | |
|  Smyth, Sandy A | | | 1280 | ENG | 1.00 | 1 | 0.40 | 20 | 8.00 | |  Jayaprakash, Arnav | | | 1312 | ENG | 0.00 | 1 | -0.56 | 20 | -11.20 | | | Woolley, Michael P | | | 1157 | ENG | 1.00 | 1 | 0.25 | 20 | 5.00 | |
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 |
| 1257 | 1353 | 1.00 | 4 | -1.52 | 20 | -30.40 | |
| | Keane, Graham Dj | | | 1753 * | ENG | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Gray, David | | | 1077 | ENG | 0.00 | 1 | -0.83 | 20 | -16.60 | | | Woolley, Michael P | | | 1157 | ENG | 0.00 | 1 | -0.75 | 20 | -15.00 | | | Wimble, Garry | | | 1041 | ENG | 1.00 | 1 | 0.14 | 20 | 2.80 | | | * 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) | | |
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