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Rapid:
Individual Calculations August 2017 |
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| Macdonald, John Total change: -5.80 | |   |
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| 5th DeMontford Bell Kings Place Festival Amateur | London | ENG | 2017-07-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1333 | 1466 | 2.50 | 4 | -0.20 | 20 | -4.00 | |
|  Kopanitsa, Anton | | | 1283 | ENG | 1.00 | 1 | 0.26 | 20 | 5.20 | |  Simms, Geoffrey R | | | 1362 | ENG | 0.50 | 1 | -0.14 | 20 | -2.80 | | | Brett, Alex I | | | 1439 | ENG | 0.00 | 1 | -0.54 | 20 | -10.80 | | | White, Nigel | | | 1247 | ENG | 1.00 | 1 | 0.22 | 20 | 4.40 | |
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) | | | | Golders Green FIDE Rapid Chess Amateur July 2017 | London | ENG | 2017-07-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1249 | 1466 | 3.00 | 4 | -0.09 | 20 | -1.80 | |
| | Smith, Roger N | | | 1335 | ENG | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Everitt, David | | | 1256 | ENG | 0.00 | 1 | -0.77 | 20 | -15.40 | | | McLeod, Mark | | | 1257 | ENG | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Merrifield, Peter | | | 1149 | WLS | 1.00 | 1 | 0.13 | 20 | 2.60 | |
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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