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Individual Calculations May 2023 |
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| Lalic, Peter D Total change: -63.80 | |   |
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| Guildford FIDE Congress | Guildford | ENG | 2023-03-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1953 | 2168 | 2.50 | 4 | -0.55 | 20 | -11.00 | |
|  Foster, Timothy | | | 1835 | ENG | 1.00 | 1 | 0.12 | 20 | 2.40 | |  Golding, James | | | 2124 | ENG | 0.00 | 1 | -0.56 | 20 | -11.20 | | | Verma, Shlok | | | 1941 | ENG | 0.50 | 1 | -0.29 | 20 | -5.80 | | | Young, Daniel J | | | 1911 | ENG | 1.00 | 1 | 0.18 | 20 | 3.60 | |
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) | | | | Coulsdon Chess Standardplay Congress Easter 2023 - Open | Coulsdon | ENG | 2023-04-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1726 | 2145 | 2.00 | 4 | -1.70 | 20 | -34.00 | |
| | Montaigne, Adrien | | | 1790 | FRA | 0.00 | 1 | -0.89 | 20 | -17.80 | | | Soulier, Alfred | | | 1700 | ENG | 0.50 | 1 | -0.44 | 20 | -8.80 | | | Darville, Matt | | | 1668 | ENG | 0.50 | 1 | -0.45 | 20 | -9.00 | | | Kairat, Alexander | | | 1745 * | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | Central London Chess Congress April 2023 - Open | London | ENG | 2023-04-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1899 | 2145 | 3.00 | 5 | -0.94 | 20 | -18.80 | |
| | Montaigne, Adrien | | | 1790 | FRA | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Bathula, Abhinav Reddy | | | 1857 | IND | 0.50 | 1 | -0.34 | 20 | -6.80 | | | Omelchenko, Ivan | | | 1798 | UKR | 0.50 | 1 | -0.39 | 20 | -7.80 | | | Phan, Stefanus Kf | | | 1993 | SGP | 0.50 | 1 | -0.20 | 20 | -4.00 | | | Dignam, Matthew | | | 2057 | IRL | 0.50 | 1 | -0.12 | 20 | -2.40 | |
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) | | |
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