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Individual Calculations August 2023 |
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| Whelan, Joseph Total change: 46.40 | |   |
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| Coulsdon Chess Summer Cup 2023 - U1750 Round 2 - July | Coulsdon | ENG | 2023-07-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1464 | 1507 | 3.00 | 3 | 1.32 | 40 | 52.80 | |
|  Pratley, Ian | | | 1423 | ENG | 1.00 | 1 | 0.38 | 40 | 15.20 | |  Engelbrecht, Herman | | | 1526 | MEX | 1.00 | 1 | 0.53 | 40 | 21.20 | | | Morris-Weston, Robin T | | | 1444 | ENG | 1.00 | 1 | 0.41 | 40 | 16.40 | |
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) | | | | 2023 British Championship: Under 16 Championship | Leicester | ENG | 2023-07-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1698 | 1507 | 1.50 | 6 | -0.16 | 40 | -6.40 | |
| | Manmay, Chopra | | | 1987 | IND | 0.00 | 1 | -0.05 | 40 | -2.00 | | | Rich, Aaron | | | 1584 | ENG | 1.00 | 1 | 0.61 | 40 | 24.40 | | | Sachdeva, Ronit | | | 1718 | ENG | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Sedykh, Stakhey | | | 1635 | ENG | 0.50 | 1 | 0.17 | 40 | 6.80 | | | Chan, Michelle (ngo Yu) | | | 1642 | ENG | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Sharma, Josh | | | 1624 | ENG | 0.00 | 1 | -0.34 | 40 | -13.60 | |
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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