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Individual Calculations February 2018 |
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| Okhai, Shabir Total change: 8.60 | |   |
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| Shropshire Chess Congress | Telford | ENG | 2018-01-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2028 | 2078 | 2.50 | 4 | 0.19 | 20 | 3.80 | |
|  Rahulan, Thivyaa | | | 1825 | ENG | 1.00 | 1 | 0.19 | 20 | 3.80 | |  Arkell, Keith C | g | | 2411 | ENG | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Zabrocki, Philip Am | | | 1963 | ENG | 0.50 | 1 | -0.16 | 20 | -3.20 | | | Han, Yichen | | | 1913 | NED | 1.00 | 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) | | | | 2017/18 4NCL Division 3 South Rounds 3-4 | Reading | ENG | 2018-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2020 | 2078 | 1.50 | 2 | 0.34 | 20 | 6.80 | |
| | Martin, Lewis | | | 2074 | ENG | 1.00 | 1 | 0.49 | 20 | 9.80 | | | Burrows, Nick | | | 1965 | ENG | 0.50 | 1 | -0.15 | 20 | -3.00 | |
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) | | | | 17th 4NCL Congress Open | Harrogate | ENG | 2018-01-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1952 | 2078 | 2.50 | 4 | -0.10 | 20 | -2.00 | |
| | Ther, Mate | | | 1678 * | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Merry, Alan B | m | | 2418 | ENG | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Niedbal, Piotr | | | 1877 | POL | 0.50 | 1 | -0.26 | 20 | -5.20 | | | Rushbrooke, Remy | | | 1834 | ENG | 1.00 | 1 | 0.20 | 20 | 4.00 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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