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Individual Calculations October 2021 |
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| Henderson, David Total change: -11.20 | |   |
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| 57th Northumberland Chess Weekender | Newcastle | ENG | 2021-09-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1927 | 2095 | 3.00 | 5 | -0.56 | 20 | -11.20 | |
|  Hilton, Tim | | | 1860 | ENG | 0.50 | 1 | -0.29 | 20 | -5.80 | |  Robson, Paul E | | | 1842 | ENG | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Dargan, Paul A G | c | | 2064 | ENG | 0.00 | 1 | -0.54 | 20 | -10.80 | | | Waters, Clive L | | | 2002 | ENG | 0.50 | 1 | -0.13 | 20 | -2.60 | | | Nandi, Robin J | | | 1867 | ENG | 1.00 | 1 | 0.21 | 20 | 4.20 | |
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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