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Individual Calculations July 2022 |
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| Khan, A Qaiyum Total change: -29.80 | |   |
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| Coulsdon Chess Dicky White S10 JUN 2022 | London | ENG | 2022-05-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1287 | 1316 | 0.00 | 2 | -1.06 | 20 | -21.20 | |
|  Braithwaite, Paul | | | 1085 | ENG | 0.00 | 1 | -0.79 | 20 | -15.80 | | | Whelan, Joseph | | | 1488 | ENG | 0.00 | 1 | -0.27 | 20 | -5.40 | |
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 - May to July 2022 Stage 2 - June - R5 to R8 | London | ENG | 2022-06-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1321 | 1341 | 2.00 | 4 | -0.08 | 20 | -1.60 | |
|  Gray, David | | | 1036 | ENG | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Woolacott, Rob | | | 1582 | ENG | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Woolley, Michael P | | | 1228 | ENG | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Miles, Barry S | | | 1436 | ENG | 0.00 | 1 | -0.37 | 20 | -7.40 | |
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 Summer Cup U1750 - June to July 2022 Stage 1 - June - R1 to 3 | London | ENG | 2022-06-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1451 | 1341 | 0.00 | 1 | -0.35 | 20 | -7.00 | |
| | Pratley, Ian | | | 1451 | ENG | 0.00 | 1 | -0.35 | 20 | -7.00 | |
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) | | |
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