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Individual Calculations February 2019 |
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| Radikoro, Boitumelo Total change: 5.00 | |   |
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| AIRFFICIENCY YEAR OPENER 2019-ladies | Gaborone | BOT | 2019-01-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1404 | 1579 | 4.50 | 6 | 0.25 | 20 | 5.00 | |
|  Bonno, Thandi | | | 1303 | BOT | 1.00 | 1 | 0.17 | 20 | 3.40 | |  Gabatshwarwe, Refilwe | | wc | 1541 | BOT | 0.00 | 1 | -0.55 | 20 | -11.00 | | | Lepotokisi, Kenanao | | | 1301 | BOT | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Badisang, Loago | | | 1246 | BOT | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Dusani, Segolame | | | 1421 | BOT | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Tamuhla, Londani | | wf | 1613 | BOT | 0.50 | 1 | 0.05 | 20 | 1.00 | |
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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