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Individual Calculations October 2021 |
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| Varley, Joe Total change: 81.20 | |   |
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| 26th 4NCL Congress Major | Leamington Spa | ENG | 2021-09-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1674 | 1705 | 4.50 | 5 | 1.91 | 40 | 76.40 | |
|  Murphy, Ross | | | 1627 | ENG | 1.00 | 1 | 0.39 | 40 | 15.60 | |  Thooran, Kavin | | | 1305 * | ENG | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Jackson, Gary C | | | 1771 | ENG | 1.00 | 1 | 0.59 | 40 | 23.60 | | | Gillespie, David P | | | 1862 | SCO | 1.00 | 1 | 0.71 | 40 | 28.40 | | | Angheluta, Ovidiu | | | 1807 | ROU | 0.50 | 1 | 0.14 | 40 | 5.60 | | | * 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) | | | NOTE: K factor changed | | 57th Northumberland Chess Weekender | Newcastle | ENG | 2021-09-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1849 | 1705 | 1.50 | 4 | 0.24 | 20 | 4.80 | |
| | Millward, Kevin P | | | 1939 | ENG | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Nandi, Robin J | | | 1867 | ENG | 0.50 | 1 | 0.21 | 20 | 4.20 | | | Robson, Paul E | | | 1842 | ENG | 0.50 | 1 | 0.18 | 20 | 3.60 | | | Arora, Manoj | | | 1749 | ENG | 0.50 | 1 | 0.06 | 20 | 1.20 | |
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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