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Individual Calculations October 2021 |
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| Garnett, John S Total change: -1.00 | |   |
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| Northumbria Masters Challengers 2021 | Newcastle | ENG | 2021-08-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1640 | 1823 | 4.50 | 7 | -0.49 | 20 | -9.80 | |
|  Li, Ethan | | | 1561 | ENG | 0.00 | 1 | -0.82 | 20 | -16.40 | | | Oh, Julie | | | 1423 * | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Eedle, Eric F | | | 1471 | ENG | 0.50 | 1 | -0.39 | 20 | -7.80 | | | O Gorman, Brendan | | | 1671 | ENG | 0.50 | 1 | -0.20 | 20 | -4.00 | | | Tomlinson, Zak | | | 1725 | ENG | 1.00 | 1 | 0.37 | 20 | 7.40 | | | Clegg, Robert | | | 1739 | ENG | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Ingham, H William | | | 1888 | ENG | 0.50 | 1 | 0.09 | 20 | 1.80 | | | * 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) | | | | 57th Northumberland Chess Weekender | Newcastle | ENG | 2021-09-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1906 | 1823 | 2.00 | 4 | 0.44 | 20 | 8.80 | |
| | Ackley, Peter J E | | | 2014 | ENG | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Gostelow, David W | | | 1915 | ENG | 1.00 | 1 | 0.63 | 20 | 12.60 | | | Chipanga, Takaedza | | | 2014 | ZIM | 0.50 | 1 | 0.25 | 20 | 5.00 | | | Waterfield, Mark | | | 1679 | ENG | 0.50 | 1 | -0.19 | 20 | -3.80 | |
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) | | |
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