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Individual Calculations September 2023 |
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| Kothari, Jai Total change: 3.60 | |   |
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| 2023 British Championship: Major Open | Leicester | ENG | 2023-07-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1818 | 1782 | 3.00 | 7 | -0.09 | 40 | -3.60 | |
|  Verma, Shlok | | | 2000 | ENG | 0.00 | 1 | -0.22 | 40 | -8.80 | |  Young, Daniel J | | | 1913 | ENG | 0.50 | 1 | 0.18 | 40 | 7.20 | | | Dayal, Samar | | | 1430 | ENG | 0.50 | 1 | -0.39 | 40 | -15.60 | | | Pal, Rohan | | | 1966 | ENG | 0.50 | 1 | 0.24 | 40 | 9.60 | | | Rice, Chris B | | | 1892 | ENG | 0.50 | 1 | 0.15 | 40 | 6.00 | | | Twisk, Sebastian | | | 1599 | ENG | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Green, Michael | | | 1923 | ENG | 0.00 | 1 | -0.31 | 40 | -12.40 | |
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) | | | | 51st Thanet and East Kent Chess Congress - Open | Sandwich | ENG | 2023-08-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2105 | 1781 | 1.00 | 4 | 0.18 | 40 | 7.20 | |
| | Chandler, Cliff R | | | 2226 | ENG | 1.00 | 1 | 0.94 | 40 | 37.60 | | | Merry, Alan B | m | | 2445 | ENG | 0.00 | 1 | -0.01 | 40 | -0.40 | | | Woolacott, Samuel | | | 1934 | ENG | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Hollands, George E | | | 1815 | ENG | 0.00 | 1 | -0.45 | 40 | -18.00 | |
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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