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Individual Calculations April 2020 |
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| Lekoko, Rorisang Total change: 34.00 | |   |
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| 2020 BMI Lesotho Open Chess Championships Ladies Section | Maseru | LES | 2020-02-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1292 | 1274 | 2.00 | 4 | -0.02 | 40 | -0.80 | |
|  Mwango, Lorita | | wf | 1674 * | ZAM | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Leboela, Maboloko | | wc | 1269 | LES | 0.00 | 1 | -0.51 | 40 | -20.40 | | | Letoao, Nts`episeng | | | 1073 | LES | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Thetsane, Nteboheleng | | | 1151 | LES | 1.00 | 1 | 0.33 | 40 | 13.20 | | | * 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) | | | | 2020 North Botswana Chess Extravaganza- Youth Section | Palapye | BOT | 2020-02-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1227 | 1274 | 2.00 | 2 | 0.87 | 40 | 34.80 | |
| | Molosiwa, Laura | | | 1180 | BOT | 1.00 | 1 | 0.37 | 40 | 14.80 | | | Mpho, Ramolefhe | | | 1273 | BOT | 1.00 | 1 | 0.50 | 40 | 20.00 | |
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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