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Individual Calculations March 2017 |
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| Tangane, Goabaone Total change: -20.40 | |   |
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| 2017 Airfficiency Year Opener Chess Championships-Open | Gaborone | BOT | 2017-01-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1912 | 1913 | 1.00 | 4 | -1.02 | 20 | -20.40 | |
|  Kheto, Phemelo | f | | 2188 | BOT | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Modi, Yashil | f | | 1670 | RSA | 1.00 | 1 | 0.20 | 20 | 4.00 | |  Milton, Botao | | | 1896 | MOZ | 0.00 | 1 | -0.52 | 20 | -10.40 | | | Lampiao, Arvai Hugo | | | 1893 | ITA | 0.00 | 1 | -0.53 | 20 | -10.60 | |
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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