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Individual Calculations November 2018 |
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| Rubeck, Jonathan Total change: 31.20 | |   |
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| 66th Hampstead Weekend Congress Under 2200 | London | ENG | 2018-10-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1831 | 1782 | 3.00 | 5 | 0.81 | 20 | 16.20 | |
|  Camacho Tupper, Martin | | | 1538 | CHI | 1.00 | 1 | 0.20 | 20 | 4.00 | |  Clarkson, George | | | 1395 | ENG | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Tavoularis, Nicholas | | | 2145 | GRE | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Modi, Kishan Jagdish | | | 1986 | ENG | 1.00 | 1 | 0.76 | 20 | 15.20 | | | Modi, Shyam Jagdish | | | 2092 | ENG | 0.00 | 1 | -0.14 | 20 | -2.80 | |
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) | | | | 38th Surrey Chess Congress Open | London | ENG | 2018-10-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2111 | 1782 | 1.00 | 2 | 0.75 | 20 | 15.00 | |
| | Homer, Stephen J | | | 2064 | ENG | 1.00 | 1 | 0.84 | 20 | 16.80 | | | Frostick, Clive A | | | 2157 | ENG | 0.00 | 1 | -0.09 | 20 | -1.80 | |
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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