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Individual Calculations August 2022 |
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| Howes, David J Total change: -2.40 | |   |
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| Coulsdon Chess Daytime Chess - May to July 2022 Stage 3 - July- R9 to R12 | London | ENG | 2022-06-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1344 | 1400 | 3.00 | 4 | 0.78 | 20 | 15.60 | |
|  Miles, Barry S | | | 1436 | ENG | 1.00 | 1 | 0.55 | 20 | 11.00 | | | Gray, David | | | 1036 | ENG | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Woolacott, Rob | | | 1582 | ENG | 0.50 | 1 | 0.24 | 20 | 4.80 | | | Gillespie, Frank | | | 1323 | ENG | 0.50 | 1 | -0.11 | 20 | -2.20 | |
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 Summer Cup U2000- June to July 2022 Stage 2 - July - R4 to R7 | London | ENG | 2022-07-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1766 | 1363 | 0.00 | 1 | -0.08 | 20 | -1.60 | |
|  Darville, Matt | | | 1766 | ENG | 0.00 | 1 | -0.08 | 20 | -1.60 | |
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) | | | | Coulsdon Chess Summer Cup U1500- June to July 2022 Stage 2 - July - R4 to R7 | London | ENG | 2022-07-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1283 | 1363 | 1.00 | 3 | -0.82 | 20 | -16.40 | |
| | Stoneman, Ian D | | | 1353 | ENG | 0.50 | 1 | -0.01 | 20 | -0.20 | | | Kumar, Arnav | | | 1303 | ENG | 0.00 | 1 | -0.58 | 20 | -11.60 | | | Mahadevan, Meikum | | | 1192 | ENG | 0.50 | 1 | -0.23 | 20 | -4.60 | |
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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