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Individual Calculations September 2010 |
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| Pettersson, Tobias Total change: -7.65 | |   |
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| Arctic Chess Challenge 2010 | Tromsø | NOR | 2010-07-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2129 | 2135 | 4.00 | 9 | -0.51 | 15 | -7.65 | |
|  Malakhatko, Vadim | g | | 2535 * | BEL | 0.00 | 1 | -0.08 | 15 | -1.20 | |  Leite, Steinar | | | 1735 * | NOR | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Devereaux, Maxim L | m | | 2380 | ENG | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Steinskog, Asbjorn Ottesen | | | 1891 | NOR | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Dolzhikova, Olga | | wg | 2263 | UKR | 0.00 | 1 | -0.33 | 15 | -4.95 | | | Tocklin, Tomi | | | 1885 | FIN | 0.50 | 1 | -0.31 | 15 | -4.65 | | | Gholami, Armin | | | 1836 | NOR | 1.00 | 1 | 0.15 | 15 | 2.25 | | | Engstrom, Kaj | | | 2288 | SWE | 0.50 | 1 | 0.20 | 15 | 3.00 | | | Welling, Gerard | m | | 2352 | NED | 0.00 | 1 | -0.22 | 15 | -3.30 | | | * 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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