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Rapid:
Individual Calculations August 2018 |
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| Macdonald, John Total change: -8.60 | |   |
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| Greater London Chess Club Summer FIDE Rapidplay Minor | London | ENG | 2018-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1284 | 1484 | 2.00 | 4 | -0.92 | 20 | -18.40 | |
|  Bennett, Delroy | | | 1248 | ENG | 0.00 | 1 | -0.80 | 20 | -16.00 | | | Espinosa Cancino, Carolina | | | 1265 | SCO | 1.00 | 1 | 0.22 | 20 | 4.40 | |  Ashraf, Zafar | | | 1538 | ENG | 1.00 | 1 | 0.58 | 20 | 11.60 | | | Mathew, Johan | | | 1084 * | ENG | 0.00 | 1 | -0.92 | 20 | -18.40 | | | * 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) | | | | 6th DeMontford Bell Kings Place Festival Amateur | London | ENG | 2018-07-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1308 | 1464 | 4.00 | 5 | 0.49 | 20 | 9.80 | |
| | Everitt, David | | | 1273 | ENG | 0.00 | 1 | -0.75 | 20 | -15.00 | | | McGann, John | | | 1246 | ENG | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Simms, Geoffrey R | | | 1268 | ENG | 1.00 | 1 | 0.25 | 20 | 5.00 | | | O`caolaidhe, Cormac | | | 1463 | IRL | 1.00 | 1 | 0.50 | 20 | 10.00 | | | Balouka-Myers, Toby | | | 1290 | ENG | 1.00 | 1 | 0.27 | 20 | 5.40 | |
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) | | |
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