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Individual Calculations August 2017 |
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| McKay, Jonathan Total change: 59.20 | |   |
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| Scottish Chess Championships & International Open 2017 | Dundee | SCO | 2017-07-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1689 | 1406 | 0.50 | 5 | -0.45 | 40 | -18.00 | |
|  Emery, Keith | | | 1806 * | SCO | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Smith, Stephen H | | | 1794 | SCO | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Macrae, James S | | | 1645 | SCO | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Le Feuvre, Gwenole | | | 1414 | FRA | 0.50 | 1 | 0.01 | 40 | 0.40 | | | Dawson, Euan | | | 1784 | SCO | 0.00 | 1 | -0.09 | 40 | -3.60 | | | * 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) | | | | Scottish U1850 Championship 2017 | Dundee | SCO | 2017-07-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1659 | 1406 | 1.50 | 4 | 0.71 | 40 | 28.40 | |
| | O`gorman, Brendan | | | 1702 | ENG | 0.50 | 1 | 0.35 | 40 | 14.00 | | | Khoo-Thwe, Louis | | | 1506 | NOR | 1.00 | 1 | 0.64 | 40 | 25.60 | | | Walkowiak, Adam | | | 1705 | SCO | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Clinton, William | | | 1723 | SCO | 0.00 | 1 | -0.13 | 40 | -5.20 | |
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) | | | | John Robinson Cup 2017 | Cardiff | WLS | 2017-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1667 | 1406 | 2.00 | 4 | 1.22 | 40 | 48.80 | |
| | Atara, Omeet J | | | 1616 | ENG | 1.00 | 1 | 0.77 | 40 | 30.80 | | | Randrianarimanana, Alicia | | | 1752 | FRA | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Naughton, James | | | 1783 | IRL | 0.50 | 1 | 0.41 | 40 | 16.40 | | | Fitzgerald, Niall | | | 1518 | IRL | 0.50 | 1 | 0.15 | 40 | 6.00 | |
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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