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Individual Calculations September 2023 |
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| Gibson, Christopher A Total change: -52.60 | |   |
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| 2023 British Championship: Major Open | Leicester | ENG | 2023-07-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1786 | 1820 | 2.00 | 7 | -1.88 | 20 | -37.60 | |
|  Brewer, Callum D | | | 2132 | ENG | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Pattni, Kishan | | | 1593 | ENG | 0.50 | 1 | -0.29 | 20 | -5.80 | |  Nelson, Jonathan P | | | 2175 | ENG | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Rahul, Babu | | | 1846 | IND | 0.00 | 1 | -0.46 | 20 | -9.20 | | | Lishoy Gengis Paratazham, Dildara | | | 1618 | ENG | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Bennett, Max | | | 1583 | ENG | 0.00 | 1 | -0.80 | 20 | -16.00 | | | Pang, Ethan | | | 1554 | ENG | 0.50 | 1 | -0.32 | 20 | -6.40 | |
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) | | | | 57th Berks & Bucks Chess Congress - Challengers A | Maidenhead | ENG | 2023-08-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1584 | 1820 | 4.00 | 6 | -0.75 | 20 | -15.00 | |
| | Passariello, Andrea | | | 1529 | ITA | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Hariharan, Shambavi | | | 1610 | ENG | 0.50 | 1 | -0.27 | 20 | -5.40 | | | Zhang, Junyi | | | 1522 | ENG | 0.00 | 1 | -0.85 | 20 | -17.00 | | | Holmes, Matthew A | | | 1669 | ENG | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Ivan, Austin | | | 1547 | ENG | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Schell, Finn | | | 1624 | ENG | 0.50 | 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) | | |
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