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Individual Calculations May 2015 |
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| Davis, Tony J Total change: 28.40 | |   |
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| 2015 Hobsons Bay Purdy Cup | Melbourne | AUS | 2015-03-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1783 | 1906 | 1.50 | 3 | -0.50 | 20 | -10.00 | |
|  Bennett, Calvin | | | 1737 | AUS | 1.00 | 1 | 0.28 | 20 | 5.60 | |  Szuveges, Narelle S | | wm | 1789 | AUS | 0.00 | 1 | -0.66 | 20 | -13.20 | | | Jothibabu, Anandaram | | | 1822 | FID | 0.50 | 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) | | | | 15th Bangkok Chess Club Open 2015 | Pattaya | THA | 2015-04-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2043 | 1886 | 4.50 | 8 | 1.92 | 20 | 38.40 | |
| | Andersson, Bjorn 1960 | f | | 2286 * | SWE | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Pitra, Andika | f | | 2286 * | INA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Noel, Nicolas | | | 1726 | FRA | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Hng, Emmanuelle | | | 1697 | SIN | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Wiwatanadate, Poompong | f | | 2099 | THA | 1.00 | 1 | 0.77 | 20 | 15.40 | | | Adhithya, S | | | 2106 | IND | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Sollid, Stein | | | 2050 | NOR | 0.50 | 1 | 0.22 | 20 | 4.40 | | | Tobor, Detlef | | | 2096 | GER | 1.00 | 1 | 0.77 | 20 | 15.40 | | | * 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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