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Individual Calculations October 2018 |
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| Seane, Tumelo Total change: -4.80 | |   |
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| 2018 North Botswana Open Chess Extravaganza | Palapye | BOT | 2018-09-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1990 | 1948 | 2.00 | 5 | -0.24 | 20 | -4.80 | |
|  Khetho, Phemelo | f | | 2158 | BOT | 0.50 | 1 | 0.27 | 20 | 5.40 | |  Mogalakwe, Gaboinewe | | | 1804 | BOT | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Bayani, Kuda | | | 1912 | BOT | 0.50 | 1 | -0.05 | 20 | -1.00 | | | Olebile, Thato | f | | 2132 | BOT | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Kealeboga, Baone | | | 1942 | BOT | 0.00 | 1 | -0.51 | 20 | -10.20 | |
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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