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Individual Calculations April 2020 |
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| Rebatenne, Boitshepo Total change: 11.60 | |   |
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| NATIONAL CLUBS CHESS CHAMPIONSHIP-2020 | GABORONE AFRICAN HOME | BOT | 2020-02-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1635 | 1539 | 1.00 | 2 | 0.24 | 20 | 4.80 | |
|  Gabana, Sethunya | | | 1501 | BOT | 1.00 | 1 | 0.45 | 20 | 9.00 | | | Francis, Onkemetse | | wm | 1769 | BOT | 0.00 | 1 | -0.21 | 20 | -4.20 | |
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) | | | | 2020 North Botswana Chess Extravaganza- Ladies Section | Palapye | BOT | 2020-02-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1643 | 1539 | 2.00 | 5 | 0.14 | 20 | 2.80 | |
| | Mwango, Lorita | | wf | 1939 * | ZAM | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Sabure, Tuduetso | | wg | 1749 | BOT | 1.00 | 1 | 0.77 | 20 | 15.40 | | | Mudongo, Boikhutso | | wm | 1632 | BOT | 0.00 | 1 | -0.37 | 20 | -7.40 | | | Moshoboro, Arona | | wc | 1213 | BOT | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Masaiti, Besa | | wf | 1680 | BOT | 0.00 | 1 | -0.31 | 20 | -6.20 | | | * 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) | | | | BOTSWANA CHESS LEAGUE 2020 1-3 | GABORONE UB | BOT | 2020-03-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1299 | 1535 | 1.00 | 1 | 0.20 | 20 | 4.00 | |
| | Moseki, Karabo | | | 1299 | BOT | 1.00 | 1 | 0.20 | 20 | 4.00 | |
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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