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Individual Calculations May 2019 |
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| Snape, Ian L Total change: 36.80 | |   |
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| CCF Winter Chess Club LP Matches Stage 9 | London | ENG | 2019-04-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2133 | 2154 | 1.00 | 1 | 0.47 | 20 | 9.40 | |
|  Gray, Mark S | | | 2133 | ENG | 1.00 | 1 | 0.47 | 20 | 9.40 | |
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) | | | | 2018-19 Beckenham & Bromley Club Championship Rounds 5-6 | Beckenham | ENG | 2019-04-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2086 | 2154 | 1.00 | 2 | -0.18 | 20 | -3.60 | |
|  Duggan, John E | | | 2123 | ENG | 0.50 | 1 | -0.04 | 20 | -0.80 | | | Newman, Joel K M | | | 2048 | ENG | 0.50 | 1 | -0.14 | 20 | -2.80 | |
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) | | | | 2019 World Senior Team Chess Championships open 65plus | Rhodes | GRE | 2019-04-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2114 | 2154 | 6.00 | 8 | 1.55 | 20 | 31.00 | |
| | Lundgren, Ulf | | | 1964 | SWE | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Baumbach, Friedrich, Dr. | f | | 2089 | GER | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Zhelnin, Vladimir V | m | | 2429 | RUS | 0.50 | 1 | 0.33 | 20 | 6.60 | | | Singer, Hans | f | | 2195 | AUT | 0.50 | 1 | 0.06 | 20 | 1.20 | | | Strobel, Ferdinand | f | | 1974 | AUT | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Valentine, Brian J | | | 1954 | ENG | 0.50 | 1 | -0.26 | 20 | -5.20 | | | Kristinsson, Jon | | | 2094 | ISL | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Blechzin, Igor | m | | 2210 | RUS | 0.50 | 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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