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Individual Calculations January 2019 |
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| Botlhe, Lekang Total change: 30.00 | |   |
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| FRANCISTOWN INTERNATIONAL OPEN-OPEN 2018 | FRANCISTOWN | BOT | 2018-11-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1758 | 1440 | 0.50 | 3 | 0.04 | 40 | 1.60 | |
|  Oatlhotse, Providence | m | | 1840 * | BOT | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Makwaeba, Keabetswe | | | 1593 | BOT | 0.50 | 1 | 0.20 | 40 | 8.00 | | | Mogale, Onkabetse | | | 1840 * | BOT | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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) | | | | 2018 African Schools Individual Chess Championships (U15 Boys) | Waterberg | RSA | 2018-12-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1546 | 1440 | 3.00 | 6 | 0.71 | 40 | 28.40 | |
| | Gurirab, Kevin N | | | 1393 | NAM | 0.00 | 1 | -0.57 | 40 | -22.80 | | | Bedesi, Tahil Tiresh | c | | 1422 | RSA | 1.00 | 1 | 0.47 | 40 | 18.80 | | | Schnabel, Johann Emil | c | | 1688 | RSA | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Dos Santos, Grimaldo | | | 1804 | ANG | 1.00 | 1 | 0.90 | 40 | 36.00 | | | Horn, Aldo | | | 1263 | NAM | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Vasco, Mateus Felizardo Viageiro | | | 1708 | MOZ | 0.00 | 1 | -0.17 | 40 | -6.80 | |
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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