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Individual Calculations September 2016 |
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| Hadfield, Roy Total change: -3.60 | |   |
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| 103rd British Championships Over 65 Under 150 | Bournemouth | ENG | 2016-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1520 | 1639 | 2.50 | 4 | -0.09 | 40 | -3.60 | |
|  Pride, Stephen C | | | 1687 | ENG | 0.00 | 1 | -0.43 | 40 | -17.20 | |  Leggett, Peter Aw | | | 1341 | ENG | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Dean, Michael J | | | 1528 | ENG | 0.50 | 1 | -0.15 | 40 | -6.00 | | | Howes, David J | | | 1524 | ENG | 1.00 | 1 | 0.34 | 40 | 13.60 | |
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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