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Individual Calculations April 2018 |
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| Hibberd, Nathan Total change: -11.00 | |   |
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| 2018 Hobsons Bay Honourable Bob | Melbourne | AUS | 2018-01-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1752 | 2005 | 1.50 | 2 | -0.06 | 20 | -1.20 | |
|  Edwards, Regina | | | 1605 * | AUS | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Davis, Tony J | c | | 1899 | AUS | 0.50 | 1 | -0.14 | 20 | -2.80 | | | * 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) | | | | 2018 Ballarat Begonia Open | Ballarat | AUS | 2018-03-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1658 | 1937 | 2.00 | 3 | -0.49 | 20 | -9.80 | |
| | Gooch, Heath | | | 1706 | AUS | 0.00 | 1 | -0.79 | 20 | -15.80 | | | Staak, Eric | | | 1671 | AUS | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Hooi, Ethan | | | 1596 | AUS | 1.00 | 1 | 0.12 | 20 | 2.40 | |
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) | | |
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