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Individual Calculations December 2021 |
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| Skettos, Nicolas Total change: 53.40 | |   |
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| 1st Forest Hall Invitational - U2200 | Newcastle | ENG | 2021-10-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1796 | 1869 | 6.00 | 7 | 1.93 | 20 | 38.60 | |
|  Dargan, Paul A G | c | | 2075 | ENG | 1.00 | 1 | 0.76 | 20 | 15.20 | |  Bar-Tal, Shir | | | 1469 * | ISR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Cordova-Lopez, Diego Anton | | | 1668 | ENG | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Skelsey, Stuart | | | 1915 | ENG | 1.00 | 1 | 0.56 | 20 | 11.20 | | | Chan, Sheng Liang Bernard | | | 1869 | MAS | 1.00 | 1 | 0.50 | 20 | 10.00 | | | Ward, Andrew | | | 1873 | SCO | 0.50 | 1 | 0.01 | 20 | 0.20 | | | Pelling, Kyle | | | 1706 | ENG | 0.50 | 1 | -0.22 | 20 | -4.40 | | | * 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) | | | | 2021 Scarborough Chess Congress | Scarborough | ENG | 2021-10-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1831 | 1869 | 3.00 | 5 | 0.31 | 20 | 6.20 | |
| | Nelson, Jonathan P | | | 2186 | ENG | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Patel, Zain | | | 1469 * | ENG | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Figueroa, Edison | | | 1767 | ENG | 1.00 | 1 | 0.36 | 20 | 7.20 | | | May, Paul | | | 1749 | ENG | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Collinson, Mark I | | | 1983 | ENG | 1.00 | 1 | 0.66 | 20 | 13.20 | | | * 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) | | | | 2021/22 4NCL Division 1 & 2 Rounds 1-2 | Milton Keynes | ENG | 2021-11-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2043 | 1869 | 1.00 | 2 | 0.43 | 20 | 8.60 | |
| | Graham, David B | | | 2136 | ENG | 0.50 | 1 | 0.32 | 20 | 6.40 | | | Lyth, John D | | | 1949 | ENG | 0.50 | 1 | 0.11 | 20 | 2.20 | |
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) | | |
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