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Individual Calculations September 2018 |
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| Mellor, Jessica Total change: -18.80 | |   |
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| 64th Hampstead Weekend Congress Under 1900 | London | ENG | 2018-08-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1676 | 1536 | 0.50 | 2 | -0.14 | 40 | -5.60 | |
|  Tsiapouris, Alexander, Dr. | | | 1619 | GER | 0.50 | 1 | 0.11 | 40 | 4.40 | |  Weiss, Oli | | | 1732 | ENG | 0.00 | 1 | -0.25 | 40 | -10.00 | |
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) | | | | Gibraltar Junior Chess Festival 2018 U12 | Gibraltar | ENG | 2018-08-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1451 | 1536 | 2.00 | 4 | -0.33 | 40 | -13.20 | |
| | Maldonado Mena, German | | | 1828 | ESP | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Ibanez Macias, Julen | | | 1177 | ESP | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Weersing, Abigail Riis | | | 1613 | ENG | 0.00 | 1 | -0.39 | 40 | -15.60 | | | Lohia, Sohum | | | 1187 | ENG | 1.00 | 1 | 0.11 | 40 | 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) | | |
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