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Individual Calculations February 2019 |
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| Hibbitt, Arthur M Total change: -2.60 | |   |
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| London Christmas Chess Congress Major | London | ENG | 2018-12-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1667 | 1773 | 4.50 | 6 | 0.63 | 20 | 12.60 | |
|  Usharovsky, Ron | | | 1607 | ENG | 1.00 | 1 | 0.28 | 20 | 5.60 | |  Pride, Stephen C | | | 1658 | ENG | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Finnegan, Oliver | | | 1719 | ENG | 0.00 | 1 | -0.58 | 20 | -11.60 | | | Chantrell, Paul | | | 1636 | ENG | 0.50 | 1 | -0.18 | 20 | -3.60 | | | Ball, Matthew P | | | 1643 | ENG | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Gatterdam, Karl Heinz | | | 1737 | CHI | 1.00 | 1 | 0.45 | 20 | 9.00 | |
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) | | | | 2018/19 4NCL Div 4 Rounds 3 - 4 | Bedford | ENG | 2019-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1868 | 1773 | 0.00 | 2 | -0.76 | 20 | -15.20 | |
| | Olufemi, George | | | 1776 | NGR | 0.00 | 1 | -0.50 | 20 | -10.00 | | | Ingram, Keith R | | | 1960 | ENG | 0.00 | 1 | -0.26 | 20 | -5.20 | |
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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