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Individual Calculations December 2018 |
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| Gostelow, David W Total change: -30.20 | |   |
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| 1st 4NCL International Congress Under 2050 | Telford | ENG | 2018-10-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1784 | 1892 | 4.50 | 9 | -1.15 | 20 | -23.00 | |
|  Potter, Steven | | | 1771 | ENG | 1.00 | 1 | 0.34 | 20 | 6.80 | |  Murphy, Ross | | | 1652 | ENG | 0.00 | 1 | -0.80 | 20 | -16.00 | | | Bryant, Richard Be | | | 1856 | ENG | 1.00 | 1 | 0.45 | 20 | 9.00 | | | Fallowfield, Nicholas | | | 1883 | ENG | 0.50 | 1 | -0.01 | 20 | -0.20 | | | Burgoyne, Peter A | | | 1665 | ENG | 0.50 | 1 | -0.29 | 20 | -5.80 | | | De Coverly, Roger D | | | 1946 | ENG | 0.50 | 1 | 0.08 | 20 | 1.60 | | | Truman, Richard G | | | 1902 | ENG | 0.50 | 1 | 0.01 | 20 | 0.20 | | | Chen, Daniel Xingyu | | | 1492 * | ENG | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Ansari, Athar | | | 1888 | ENG | 0.00 | 1 | -0.51 | 20 | -10.20 | | | * 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) | | | | 2018/19 4NCL Div 3 North Rounds 1 - 2 | Bolton | ENG | 2018-11-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1933 | 1880 | 0.50 | 2 | -0.36 | 20 | -7.20 | |
| | Johnson, Michael D | | | 1971 | ENG | 0.50 | 1 | 0.12 | 20 | 2.40 | | | Cowan, Richard M | | | 1894 | ENG | 0.00 | 1 | -0.48 | 20 | -9.60 | |
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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