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Individual Calculations April 2020 |
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| Mapini, Otsile Total change: -24.60 | |   |
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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 |
| 1854 | 2014 | 3.50 | 7 | -1.37 | 20 | -27.40 | |
|  Diczhino, Mogalakwe | | | 1894 | BOT | 0.00 | 1 | -0.66 | 20 | -13.20 | | | Kamodi, Branden | | | 1706 | BOT | 1.00 | 1 | 0.14 | 20 | 2.80 | |  Gumpo, Thabo | c | | 2071 | BOT | 0.00 | 1 | -0.42 | 20 | -8.40 | | | Sakuze, Karabo | | | 1703 | BOT | 0.50 | 1 | -0.36 | 20 | -7.20 | | | Thembani, Major | | | 1787 | BOT | 0.50 | 1 | -0.29 | 20 | -5.80 | | | Kobe, Gofaone | | | 1806 | BOT | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Ivon, Makabe | | | 2009 | BOT | 0.50 | 1 | -0.01 | 20 | -0.20 | |
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- Open Section | Palapye | BOT | 2020-02-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1806 | 2014 | 5.00 | 6 | 0.56 | 20 | 11.20 | |
| | Bayani, Pelontle | | | 1614 * | BOT | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Banda, Fortune | | | 1614 * | BOT | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Elias, Thabo | c | | 1831 | BOT | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Thekisho, Yaone | | | 1856 | BOT | 0.50 | 1 | -0.21 | 20 | -4.20 | | | Mosutha, Thuso | c | | 1986 | BOT | 1.00 | 1 | 0.46 | 20 | 9.20 | | | Mabetu, Puso | | | 1932 | BOT | 0.50 | 1 | -0.11 | 20 | -2.20 | | | * 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 |
| 1601 | 2001 | 0.50 | 1 | -0.42 | 20 | -8.40 | |
| | Botlhe, Lekang | | | 1601 * | BOT | 0.50 | 1 | -0.42 | 20 | -8.40 | | | * 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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