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Individual Calculations February 2019 |
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| Mujuru, Wayne Total change: 51.20 | |   |
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| 2019 Zim Open | Harare | ZIM | 2018-12-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1661 | 1733 | 2.00 | 3 | 0.21 | 40 | 8.40 | |
|  Mhlanga, Matthew | | | 1407 | ZIM | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Jele, Tapiwa | | | 2102 | ZIM | 0.00 | 1 | -0.10 | 40 | -4.00 | |  Mabonongwa, Collins | | | 1473 | ZIM | 1.00 | 1 | 0.18 | 40 | 7.20 | |
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) | | | | AIRFFICIENCY YEAR OPENER 2019-OPEN | GABORONE | BOT | 2019-01-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1877 | 1733 | 2.00 | 3 | 1.07 | 40 | 42.80 | |
| | Simon, Bokamoso | | | 1862 | BOT | 1.00 | 1 | 0.67 | 40 | 26.80 | | | Tangani, Goabaone | | | 1919 | BOT | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Diczhino, Mogalakwe | | | 1849 | BOT | 1.00 | 1 | 0.66 | 40 | 26.40 | |
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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