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Individual Calculations February 2019 |
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| Russell, Christopher Total change: 24.00 | |   |
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| 2018/19 4NCL Div 2 Rounds 3 - 4 | Daventry | ENG | 2019-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2171 | 2158 | 1.50 | 2 | 0.53 | 20 | 10.60 | |
|  Osborne, Marcus E | | | 2117 | ENG | 1.00 | 1 | 0.44 | 20 | 8.80 | |  Cumming, Rhys | | | 2224 | 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) | | | | Central London Chess Congress Open 2019 | London | ENG | 2019-01-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2025 | 2158 | 4.00 | 5 | 0.67 | 20 | 13.40 | |
| | Attwood, James | | | 1987 | AUS | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Midhun, P U | | | 2019 | IND | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Rubeck, Jonathan | | | 1834 | ENG | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Seymour, Timothy P | | | 2106 | ENG | 1.00 | 1 | 0.43 | 20 | 8.60 | | | Hill, Alistair | | | 2179 | ENG | 0.50 | 1 | 0.03 | 20 | 0.60 | |
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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