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Individual Calculations December 2017 |
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| Dong, Bao Nghia Total change: 9.80 | |   |
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| 2017/18 4NCL Division 3 North Rounds 1-2 | Doncaster | ENG | 2017-11-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2103 | 2143 | 0.50 | 2 | -0.58 | 20 | -11.60 | |
|  Paul, Nathanael | | | 1865 | ENG | 0.50 | 1 | -0.33 | 20 | -6.60 | |  Jessel, Stephen | f | | 2340 | IRL | 0.00 | 1 | -0.25 | 20 | -5.00 | |
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) | | | | Preston Chess Congress | Preston | ENG | 2017-11-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2049 | 2143 | 3.50 | 4 | 1.07 | 20 | 21.40 | |
| | Russell, Harry | | | 2008 | ENG | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Hymer, Barry | | | 1809 | ENG | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Surtees, Mike J | | | 2122 | ENG | 1.00 | 1 | 0.47 | 20 | 9.40 | | | Lund, D Brett | | | 2258 | ENG | 0.50 | 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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