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Individual Calculations May 2019 |
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| Layton, Mothupi Total change: -67.20 | |   |
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| 2019 Botswana chess league Round 1-4 | Gaborone | BOT | 2019-03-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1787 | 1896 | 0.50 | 3 | -1.43 | 20 | -28.60 | |
|  Sakuze, Karabo | | | 1686 | BOT | 0.00 | 1 | -0.77 | 20 | -15.40 | |  Lesole, Pudungwane | | | 1887 | BOT | 0.50 | 1 | -0.01 | 20 | -0.20 | | | Bosane, Innocent | | | 1789 | BOT | 0.00 | 1 | -0.65 | 20 | -13.00 | |
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) | | | | 2019 METROPOLITAN NATIONAL CHESS CHAMPIONSHIPS FINAL- OPEN | GABORONE | BOT | 2019-04-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2061 | 1917 | 1.00 | 9 | -1.93 | 20 | -38.60 | |
| | Khetho, Phemelo | f | | 2213 | BOT | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Gaealafshwe, Barileng | c | | 2095 | BOT | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Rongwane, Gomolemo | | | 2093 | BOT | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Monnaatsheko, Keletshabile | | | 2020 | BOT | 0.00 | 1 | -0.36 | 20 | -7.20 | | | Bayani, Kuda | | | 1990 | BOT | 0.00 | 1 | -0.40 | 20 | -8.00 | | | Kealeboga, Baone | | | 1982 | BOT | 0.00 | 1 | -0.41 | 20 | -8.20 | | | Masole, Clifford | c | | 1951 | BOT | 1.00 | 1 | 0.55 | 20 | 11.00 | | | Oratile, Kgotlane | | | 1890 | BOT | 0.00 | 1 | -0.54 | 20 | -10.80 | | | Oatlhotse, Providence | m | | 2317 * | BOT | 0.00 | 1 | -0.08 | 20 | -1.60 | | | * 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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