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Individual Calculations February 2019 |
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| Penna, Tommaso Total change: -1.60 | |   |
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| 2018/19 4NCL Div 4 Rounds 3 - 4 | Bedford | ENG | 2019-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1922 | 2006 | 1.00 | 2 | -0.14 | 20 | -2.80 | |
|  Trivedi, Aarnavh | | | 1638 | ENG | 0.50 | 1 | -0.40 | 20 | -8.00 | |  Webb, Richard M | f | | 2206 | ENG | 0.50 | 1 | 0.26 | 20 | 5.20 | |
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 |
| 1941 | 2006 | 3.00 | 5 | 0.06 | 20 | 1.20 | |
| | Gaudeau, Valentin | | | 2175 | FRA | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Lundback, Anders | | | 1840 | SWE | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Boztuna, Mehmet | | | 1831 | TUR | 0.00 | 1 | -0.73 | 20 | -14.60 | | | Tan, Wei Hao | | | 1871 | MAS | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Attwood, James | | | 1987 | AUS | 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) | | |
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