Individual Calculations December 2017 |
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Berezina-Feldman, Irina Total change: -3.40 | | |
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2017 Norths John Purdy Memorial Open | Sydney | AUS | 2017-09-12 |
Rc | Ro | w | n | change | K | K*chg | Game |
1928 | 2085 | 6.00 | 9 | -0.17 | 20 | -3.40 | |
| Wechsler, Ian B | | | 1685 * | AUS | 1.00 | 1 | 0.08 | 20 | 1.60 | | Garner, Stephen J | | | 1733 | AUS | 0.50 | 1 | -0.39 | 20 | -7.80 | | Premathilaka, Kanishka | | | 1791 | SRI | 1.00 | 1 | 0.15 | 20 | 3.00 | | Hutchings, Frank P | | | 1926 | AUS | 1.00 | 1 | 0.29 | 20 | 5.80 | | Feldman, Vladimir | m | | 2095 | AUS | 1.00 | 1 | 0.51 | 20 | 10.20 | | Clarke, Brandon G I | f | | 2319 | ENG | 0.00 | 1 | -0.21 | 20 | -4.20 | | Champion, Patrick | | | 1930 | AUS | 0.50 | 1 | -0.21 | 20 | -4.20 | | Tefanis, Frank | | | 2008 | AUS | 0.00 | 1 | -0.61 | 20 | -12.20 | | Sirkka, Pertti T | | | 1865 | AUS | 1.00 | 1 | 0.22 | 20 | 4.40 | | * 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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