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Individual Calculations September 2009 |
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| De Firmian, Nick E Total change: 1.20 | |   |
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| 37th Annual World Open - Open Section | Philadelphia, Pennsylvania | USA | 2009-06-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2493 | 2552 | 2.50 | 5 | -0.38 | 10 | -3.80 | |
|  Arnold, Marc T | m | | 2408 | USA | 0.50 | 1 | -0.19 | 10 | -1.90 | |  Rensch, Daniel M | f | | 2400 | USA | 1.00 | 1 | 0.30 | 10 | 3.00 | | | Najer, Evgeny | g | | 2669 | RUS | 0.00 | 1 | -0.34 | 10 | -3.40 | | | Enkhbat, Tegshsuren | m | | 2377 | USA | 1.00 | 1 | 0.27 | 10 | 2.70 | | | Akobian, Varuzhan | g | | 2613 | USA | 0.00 | 1 | -0.42 | 10 | -4.20 | |
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) | | | | Stockholm Open 2009 | Stockholm | SWE | 2009-08-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2180 | 2552 | 5.00 | 5 | 0.50 | 10 | 5.00 | |
| | Wahlstedt, Mats | | | 2152 * | SWE | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Andersson, Bjorn | | | 2152 * | SWE | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Algars, Olle | | | 2152 * | SWE | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Heinola, Vesa | | | 2262 | SWE | 1.00 | 1 | 0.16 | 10 | 1.60 | | | Gamback, Bjorn | | | 2182 | SWE | 1.00 | 1 | 0.10 | 10 | 1.00 | | | * 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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