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Individual Calculations September 2014 |
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| Marks, Ian A Total change: -69.40 | |   |
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| 101st British Senior Championship | Aberystwyth | ENG | 2014-07-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1974 | 1978 | 2.00 | 4 | -0.04 | 20 | -0.80 | |
|  Parsonage, Ian | | | 2215 | AUS | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Dennis, Nigel W | | | 1840 | ENG | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Wright, Jonathan | | | 1802 | ENG | 1.00 | 1 | 0.27 | 20 | 5.40 | |  Feavyour, John A | | | 2038 | ENG | 0.50 | 1 | 0.08 | 20 | 1.60 | |
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) | | | | 4 th International Chess Festival RTU OPEN "B" | Riga | LAT | 2014-08-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1713 | 1935 | 3.50 | 9 | -3.43 | 20 | -68.60 | |
| | Petersons, Ojars | | | 1674 | LAT | 0.50 | 1 | -0.32 | 20 | -6.40 | | | Bjornes, Leif | | | 1905 | NOR | 0.50 | 1 | -0.04 | 20 | -0.80 | | | Pcolkins, Nikolajs | | | 1709 | LAT | 0.50 | 1 | -0.29 | 20 | -5.80 | | | Zuj-Zaikovskis, Nikita | | | 1789 | LAT | 0.00 | 1 | -0.70 | 20 | -14.00 | | | Lazaravicius, Aras Jonas | | | 1694 | LTU | 0.50 | 1 | -0.30 | 20 | -6.00 | | | Silmalis, Janis | | | 1736 | LAT | 0.00 | 1 | -0.76 | 20 | -15.20 | | | Martynov, Petr | | | 1751 | RUS | 0.00 | 1 | -0.74 | 20 | -14.80 | | | Bespalova, Jana | | | 1535 * | LTU | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Zvans, Maris | | | 1624 | LAT | 0.50 | 1 | -0.36 | 20 | -7.20 | | | * 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) | | |
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