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Individual Calculations September 2018 |
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| Ndachipiwa, Kgomotso Total change: -6.20 | |   |
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| 2018 Namibian Open | Windhoek | NAM | 2018-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1864 | 1612 | 0.00 | 2 | -0.39 | 20 | -7.80 | |
|  Tangani, Goabaone | | | 1943 | BOT | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Schwarz, Bernhard | | | 1784 | NAM | 0.00 | 1 | -0.27 | 20 | -5.40 | |
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) | | | | 2018 Zambia Open Chess Championships - Women Section | Lusaka | ZAM | 2018-08-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1543 | 1617 | 4.00 | 7 | 0.08 | 20 | 1.60 | |
| | Zulu, Asiya | | | 1217 * | ZAM | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Nshikokola, Mutema | | | 1217 * | ZAM | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Mwango , Lorita | | wf | 1885 | ZAM | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Bwalya, Mulwale Lubuuto | | wc | 1704 | ZAM | 1.00 | 1 | 0.62 | 20 | 12.40 | | | Hamoonga, Linda Banti | | wc | 1771 | ZAM | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Mbatha, Constance | | wc | 1709 | ZAM | 0.00 | 1 | -0.37 | 20 | -7.40 | | | Tembo, Milika | | | 1297 | ZAM | 1.00 | 1 | 0.13 | 20 | 2.60 | | | * 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) | | |
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