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Individual Calculations February 2023 |
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| Patel, Zain Total change: 83.20 | |   |
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| London Christmas Chess Congress - Open | London | ENG | 2022-12-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2000 | 1761 | 2.00 | 5 | 0.97 | 40 | 38.80 | |
|  Sagyaman, Francis William | | | 2033 | PHI | 1.00 | 1 | 0.83 | 40 | 33.20 | |  Rogers, Tim L | | | 1942 | ENG | 1.00 | 1 | 0.74 | 40 | 29.60 | | | Yogit, S | | | 2084 | ENG | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Rushbrooke, Remy | | | 1982 | ENG | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Zakarian, Dimitrios Levon | | | 1958 | ENG | 0.00 | 1 | -0.25 | 40 | -10.00 | |
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) | | | | Caplin Hastings 38th Weekend Congress | Hastings | ENG | 2023-01-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2064 | 1806 | 1.50 | 4 | 0.74 | 40 | 29.60 | |
| | Eames, Robert S | f | | 2136 | ENG | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Badacsonyi, Frankie | | | 1968 | ENG | 0.50 | 1 | 0.21 | 40 | 8.40 | | | Varnam, Liam D | | | 2110 | ENG | 1.00 | 1 | 0.86 | 40 | 34.40 | | | Lukosius, Rolandas | | | 2041 | LTU | 0.00 | 1 | -0.21 | 40 | -8.40 | |
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) | | | | London FIDE Congress - U2300 | London | ENG | 2023-01-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1990 | 1806 | 1.50 | 4 | 0.37 | 40 | 14.80 | |
| | Amato, Giampiero | | | 1940 | ITA | 1.00 | 1 | 0.68 | 40 | 27.20 | | | Lalic, Peter D | c | | 2196 | ENG | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Badacsonyi, Frankie | | | 1968 | ENG | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Badacsonyi, Stanley | | | 1856 | ENG | 0.50 | 1 | 0.07 | 40 | 2.80 | |
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) | | |
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