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Individual Calculations November 2019 |
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| Brown, Geoffrey M Total change: 61.60 | |   |
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| Crewe Chess Congress 2019 FIDE Open | Crewe | ENG | 2019-09-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2022 | 1861 | 2.00 | 5 | 0.54 | 20 | 10.80 | |
|  Surtees, Mike J | | | 2105 | ENG | 0.50 | 1 | 0.30 | 20 | 6.00 | |  Hymer, Barry | | | 1921 | ENG | 1.00 | 1 | 0.58 | 20 | 11.60 | | | Makkar, Rajat | c | | 2071 | FRA | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Sullivan, Daniel | | | 1977 | ENG | 0.50 | 1 | 0.16 | 20 | 3.20 | | | Carroll, Thomas | | | 2036 | ENG | 0.00 | 1 | -0.27 | 20 | -5.40 | |
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) | | | | 23rd 4NCL Congress Major | South Normanton | ENG | 2019-10-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1787 | 1861 | 3.50 | 5 | 0.52 | 20 | 10.40 | |
| | Potter, Steven | | | 1720 | ENG | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Maladkar, Lavanya | | | 1648 | ENG | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Zheng, Harry Z | | | 1780 | ENG | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Garnett, John S | | | 1861 | ENG | 0.50 | 1 | 0.00 | 20 | 0.00 | | | Spanton, Tim R | | | 1927 | ENG | 0.50 | 1 | 0.09 | 20 | 1.80 | |
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) | | | | 52nd West Wales Open 2019 | Swansea | WLS | 2019-10-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2117 | 1861 | 3.00 | 5 | 2.02 | 20 | 40.40 | |
| | Garcia, Jason | | | 2050 | WLS | 0.50 | 1 | 0.25 | 20 | 5.00 | | | Graham, David B | | | 2162 | ENG | 1.00 | 1 | 0.85 | 20 | 17.00 | | | Van Veelen, Thomas | | | 1992 | NED | 1.00 | 1 | 0.68 | 20 | 13.60 | | | Thompson, Ian D | f | | 2120 | ENG | 0.50 | 1 | 0.32 | 20 | 6.40 | | | Toczek, Grzegorz | f | | 2259 | WLS | 0.00 | 1 | -0.08 | 20 | -1.60 | |
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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