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Individual Calculations February 2024 |
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| Webb, Nicholas Total change: 45.00 | |   |
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| London Christmas Chess Congress 2023 - Major | Harrow | ENG | 2023-12-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1658 | 1652 | 4.00 | 6 | 1.10 | 20 | 22.00 | |
|  Ariyaratne, Prabodha | | | 1356 | ENG | 1.00 | 1 | 0.15 | 20 | 3.00 | |  Yu, Rock | | | 1724 | ENG | 0.00 | 1 | -0.40 | 20 | -8.00 | | | Gatterdam, Karl-Heinz | | | 1703 | CHI | 1.00 | 1 | 0.57 | 20 | 11.40 | | | Pradhan, Abhishek | | | 1652 | IND | 0.50 | 1 | 0.00 | 20 | 0.00 | | | Rubeck, Jonathan | | | 1771 | ENG | 1.00 | 1 | 0.66 | 20 | 13.20 | | | Dean, Robert A | | | 1742 | ENG | 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) | | | | 31st 4NCL Congress Under 2000 | Harrogate | ENG | 2024-01-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1676 | 1652 | 3.50 | 5 | 1.15 | 20 | 23.00 | |
| | Holi, Siefaldin A | | | 1646 | SUD | 0.50 | 1 | -0.01 | 20 | -0.20 | | | Howorth, Jack | | | 1661 | ENG | 0.00 | 1 | -0.49 | 20 | -9.80 | | | Salisbury, Paul | | | 1681 | ENG | 1.00 | 1 | 0.54 | 20 | 10.80 | | | David, Barry Ah | | | 1640 | ENG | 1.00 | 1 | 0.48 | 20 | 9.60 | | | Hall, James | | | 1750 | ENG | 1.00 | 1 | 0.63 | 20 | 12.60 | |
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) | | |
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