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Individual Calculations February 2018 |
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| Murray, Donna Total change: -6.80 | |   |
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| 1st Qualifier 2018 Barbados National Chess Championships | Bridgetown | BAR | 2018-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1404 | 1328 | 3.00 | 8 | -0.34 | 20 | -6.80 | |
|  Herbert, Allan | | | 1711 | BAR | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Lowe, Mark | | | 1639 | BAR | 0.00 | 1 | -0.14 | 20 | -2.80 | |  Eversley, Kiarra | | | 1338 | BAR | 1.00 | 1 | 0.51 | 20 | 10.20 | | | Johnson, Azaria | | | 1316 | BAR | 0.00 | 1 | -0.52 | 20 | -10.40 | | | Haddock, Richard | | | 1291 | BAR | 0.00 | 1 | -0.55 | 20 | -11.00 | | | Estwick, Taiye | | | 1339 | BAR | 1.00 | 1 | 0.52 | 20 | 10.40 | | | Sandiford, Leigh | c | | 1455 | BAR | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Hill, Yeshua | | | 1145 | BAR | 1.00 | 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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