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Individual Calculations March 2015 |
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| Oatlhotse, Providence Total change: 13.60 | |   |
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| 2015 Airfficiency Year Opener - Open | Gaborone | BOT | 2015-01-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2016 | 2200 | 5.00 | 6 | 0.68 | 20 | 13.60 | |
|  Ngakane, Dan | | | 1800 * | RSA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Kamara, Abdul | | | 1907 | BOT | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Gumpo, Thabo | c | | 2081 | BOT | 0.50 | 1 | -0.16 | 20 | -3.20 | | | Simutowe, Musatwe | | | 2153 | ZAM | 1.00 | 1 | 0.43 | 20 | 8.60 | | | Gaealafshwe, Barileng | c | | 2180 | BOT | 0.50 | 1 | -0.03 | 20 | -0.60 | | | Ndawana, Mosenya | | | 1972 | BOT | 1.00 | 1 | 0.21 | 20 | 4.20 | | | * 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) | | |
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