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Rapid:
Individual Calculations August 2017 |
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| Ogah, Adah Simon Total change: -42.20 | |   |
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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 |
| 1289 | 1424 | 1.00 | 3 | -1.04 | 20 | -20.80 | |
|  Gurjar, Roshan | | | 1244 | ENG | 0.50 | 1 | -0.24 | 20 | -4.80 | | | Klingher, Bernard | | | 1271 | ENG | 0.50 | 1 | -0.20 | 20 | -4.00 | |  Mottram, Paul | | | 1353 | ENG | 0.00 | 1 | -0.60 | 20 | -12.00 | |
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) | | | | Golders Green FIDE Rapid Chess Amateur July 2017 | London | ENG | 2017-07-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1212 | 1424 | 2.00 | 4 | -1.07 | 20 | -21.40 | |
| | Harandi, Teymour | | | 1143 | ENG | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Everitt, David | | | 1256 | ENG | 0.00 | 1 | -0.72 | 20 | -14.40 | | | Scott, Martin | | | 1192 | ENG | 1.00 | 1 | 0.21 | 20 | 4.20 | | | McLeod, Mark | | | 1257 | ENG | 0.00 | 1 | -0.72 | 20 | -14.40 | |
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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