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Individual Calculations December 2017 |
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| Novak, Vjekoslav Total change: -1.20 | |   |
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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 |
| 2096 | 1734 | 0.50 | 2 | 0.29 | 20 | 5.80 | |
|  O`cinneide, Mel | | | 2134 * | IRL | 0.50 | 1 | 0.42 | 20 | 8.40 | |  Joyce, John | | | 2058 | IRL | 0.00 | 1 | -0.13 | 20 | -2.60 | | | * 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) | | | | Armstrong Cup 2017-18 Rounds 3-4 | Various | IRL | 2017-10-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1999 | 1734 | 0.00 | 2 | -0.35 | 20 | -7.00 | |
| | Yin, Stanley | | | 1983 | GER | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Duffy, Seamus | | | 2015 | IRL | 0.00 | 1 | -0.16 | 20 | -3.20 | |
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) | | |
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