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Individual Calculations September 2023 |
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| Lishoy Gengis Paratazham, Dildara Total change: 152.40 | |   |
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| 2023 British Championship: Major Open | Leicester | ENG | 2023-07-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1853 | 1618 | 1.50 | 6 | 0.25 | 40 | 10.00 | |
|  Pink, Joshua | | | 1890 | ENG | 1.00 | 1 | 0.83 | 40 | 33.20 | |  Sanger, Jake M | | | 1933 | SCO | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Freeman, Ashley | | | 1846 | ENG | 0.50 | 1 | 0.29 | 40 | 11.60 | | | Arora, Tashika | | | 1836 | ENG | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Gibson, Christopher A | | | 1820 | ENG | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Verbytski, Oleg | | | 1795 | ENG | 0.00 | 1 | -0.27 | 40 | -10.80 | |
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) | | | | East Midlands FIDE Congress 2023 - Under 2400 | Wellingborough | ENG | 2023-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1839 | 1597 | 0.50 | 3 | -0.11 | 40 | -4.40 | |
| | Samarasinghe Jude, Ranga | | | 1921 | SRI | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Obi, Okwose Marc | | | 1795 | ENG | 0.50 | 1 | 0.26 | 40 | 10.40 | | | Faulkner, Martin J | | | 1801 | ENG | 0.00 | 1 | -0.24 | 40 | -9.60 | |
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) | | | | London Montague Congress - U2300 | London | ENG | 2023-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1907 | 1597 | 3.00 | 5 | 2.27 | 40 | 90.80 | |
| | Rogers, Tim L | | | 1963 | ENG | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Sommerbauer-Cornell, Ben | | | 1849 | ENG | 1.00 | 1 | 0.81 | 40 | 32.40 | | | Keohane, Ben | | | 1946 | ENG | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Salmons, Calum | | | 1977 | ENG | 1.00 | 1 | 0.91 | 40 | 36.40 | | | Airlie, Arran | | | 1802 | ENG | 1.00 | 1 | 0.76 | 40 | 30.40 | |
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 |
| 1754 | 1597 | 2.00 | 2 | 1.40 | 40 | 56.00 | |
| | Gibbs, Dominic V | | | 1857 | ENG | 1.00 | 1 | 0.82 | 40 | 32.80 | | | Neenan, Henry | | | 1651 | ENG | 1.00 | 1 | 0.58 | 40 | 23.20 | |
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) | | |
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