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Individual Calculations December 2017 |
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| Brehhov, Martin Total change: -40.00 | |   |
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| Armstrong Cup 2017-18 Rounds 1-2 | Various | IRL | 2017-09-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1928 | 1818 | 0.00 | 2 | -0.71 | 40 | -28.40 | |
|  Casey, Eoghan | | | 1969 | IRL | 0.00 | 1 | -0.30 | 40 | -12.00 | |  Scallan, Fiachra | | | 1886 | IRL | 0.00 | 1 | -0.41 | 40 | -16.40 | |
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) | | | NOTE: K factor changed | | Armstrong Cup 2017-18 Rounds 3-4 | Various | IRL | 2017-10-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1974 | 1818 | 0.00 | 2 | -0.58 | 20 | -11.60 | |
| | Pachalov, Aleksejus | | | 1965 | RUS | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Manojlovic, Mihailo | | | 1982 | IRL | 0.00 | 1 | -0.28 | 20 | -5.60 | |
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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