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Individual Calculations December 2022 |
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| Berkley, Stephen W Total change: 2.60 | |   |
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| 46th Guernsey International Chess Festival - Open | St Peter Port | GCI | 2022-10-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1773 | 1618 | 3.00 | 7 | 0.77 | 20 | 15.40 | |
|  Kraft, Karl-Heinz, Prof. Dr. | | | 1989 | GER | 0.50 | 1 | 0.40 | 20 | 8.00 | |  Nordby, Bernt | | | 2012 | NOR | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Wynarczyk, Raymond | | | 1739 | ENG | 0.50 | 1 | 0.16 | 20 | 3.20 | | | Turner, David J | | | 1754 | ENG | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Ashbrooke, Monika | | | 1321 | JCI | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Stanners, Michael J | | | 1751 | ENG | 0.50 | 1 | 0.18 | 20 | 3.60 | | | Rogers, Bernard | | | 1842 | ENG | 0.50 | 1 | 0.28 | 20 | 5.60 | |
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) | | | | Scarborough Chess Congress 2022 Open | Scarborough | ENG | 2022-10-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1833 | 1618 | 0.50 | 5 | -0.69 | 20 | -13.80 | |
| | Ackley, Peter J E | | | 1974 | ENG | 0.50 | 1 | 0.39 | 20 | 7.80 | | | Pal, Rohan | | | 1871 | ENG | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Gostelow, Luke | | | 1785 | ENG | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Sheikh, Anum | | wc | 1845 | ENG | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Sheppard, Derek Alan | | | 1692 | ENG | 0.00 | 1 | -0.40 | 20 | -8.00 | |
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) | | | | Central London Chess Congress - Imperial College - Major | London | ENG | 2022-11-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1647 | 1609 | 0.50 | 1 | 0.05 | 20 | 1.00 | |
| | Llewellyn, Julian D | | | 1647 | ENG | 0.50 | 1 | 0.05 | 20 | 1.00 | |
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) | | |
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