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Individual Calculations March 2011 |
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| Gumpo, Thabo Total change: 12.00 | |   |
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| BOTSWANA OPEN 2010 | GABORONE | BOT | 2010-12-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2345 | 1945 | 0.00 | 1 | -0.08 | 25 | -2.00 | |
|  Gwaze, Robert | m | | 2345 * | ZIM | 0.00 | 1 | -0.08 | 25 | -2.00 | | | * 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) | | | | Airfficiency Year Opener 2011 | Gaborone | BOT | 2011-01-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2163 | 1945 | 1.00 | 2 | 0.56 | 25 | 14.00 | |
| | Masango, Spencer | | | 2165 | ZIM | 1.00 | 1 | 0.78 | 25 | 19.50 | |  Gaelafshwe, Barileng | c | | 2161 | BOT | 0.00 | 1 | -0.22 | 25 | -5.50 | |
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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