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Individual Calculations November 2018 |
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| Pappas, Alexandros Total change: 4.80 | |   |
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| 66th Hampstead Weekend Congress Under 1900 | London | ENG | 2018-10-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1548 | 1674 | 1.50 | 3 | -0.52 | 20 | -10.40 | |
|  Kelly, Ronan | | | 1552 | ENG | 0.50 | 1 | -0.17 | 20 | -3.40 | |  Gelain-Sohn, Elias | | | 1582 | ENG | 1.00 | 1 | 0.37 | 20 | 7.40 | | | Aubury, Benjamin | | | 1510 | 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) | | | | 38th Surrey Chess Congress Major | London | ENG | 2018-10-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1554 | 1674 | 4.00 | 5 | 0.76 | 20 | 15.20 | |
| | Stoyanov, Boris | | | 1555 | ENG | 0.00 | 1 | -0.66 | 20 | -13.20 | | | Gunn, Michael J | | | 1609 | ENG | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Valentine, Tim | | | 1566 | ENG | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Lazarevic, Ljubica | | | 1325 | SRB | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Moss, Stephen | | | 1713 | ENG | 1.00 | 1 | 0.55 | 20 | 11.00 | |
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) | | |
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