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Individual Calculations December 2017 |
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| Murphy, Cian Total change: 37.60 | |   |
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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 |
| 2064 | 1768 | 0.00 | 2 | -0.32 | 40 | -12.80 | |
|  Jackson, Carl | | | 2149 | IRL | 0.00 | 1 | -0.09 | 40 | -3.60 | |  Smith, Derek | | | 1979 | IRL | 0.00 | 1 | -0.23 | 40 | -9.20 | |
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) | | | | Armstrong Cup 2017-18 Rounds 3-4 | Various | IRL | 2017-10-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1861 | 1768 | 2.00 | 2 | 1.26 | 40 | 50.40 | |
| | Nolan, Sean | | | 1867 | IRL | 1.00 | 1 | 0.64 | 40 | 25.60 | | | Boland, Dylan | | | 1855 | IRL | 1.00 | 1 | 0.62 | 40 | 24.80 | |
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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