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Individual Calculations January 2023 |
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| Briggs, John Nicholas Total change: -15.20 | |   |
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| Mill Hill Congress - December - U2400 | London | ENG | 2022-12-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1870 | 2009 | 2.50 | 5 | -0.76 | 20 | -15.20 | |
|  Soulier, Alfred | | | 1626 | ENG | 0.50 | 1 | -0.41 | 20 | -8.20 | |  Malinik, Attila | | | 2043 | HUN | 1.00 | 1 | 0.55 | 20 | 11.00 | | | Denderski, Piotr | | | 2204 | POL | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Clarke, Niall | | | 1697 | ENG | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Dasgupta, Avyukt | | | 1781 | ENG | 0.00 | 1 | -0.79 | 20 | -15.80 | |
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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