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Individual Calculations November 2018 |
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| Radikoro, Boitumelo Total change: -13.80 | |   |
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| 43rd World Women Chess Olympiad 2018 | Batumi | GEO | 2018-09-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1619 | 1593 | 1.50 | 4 | -0.36 | 20 | -7.20 | |
|  Berezovsky, Fiorina | | | 1526 | MNC | 0.00 | 1 | -0.59 | 20 | -11.80 | |  Ni Mhuireagain, Eibhia | | | 1655 | IRL | 1.00 | 1 | 0.59 | 20 | 11.80 | | | James, Shemilah | | wc | 1535 | TTO | 0.50 | 1 | -0.08 | 20 | -1.60 | | | Rinne, Heini | | | 1760 | FIN | 0.00 | 1 | -0.28 | 20 | -5.60 | |
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 DEBSWANA BOTSWANA INTERNATIONAL OPEN CHESS CHAMPIONSHIP- LADIES | GABORONE | BOT | 2018-10-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1445 | 1593 | 3.00 | 5 | -0.33 | 20 | -6.60 | |
| | Mudongo, Boikhutso | | wm | 1729 | BOT | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Moshoboro, Arona | | wc | 1193 * | BOT | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Mbo, Mabedi | | | 1463 | BOT | 0.00 | 1 | -0.68 | 20 | -13.60 | | | Lone, Olefile | | | 1283 | BOT | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Francis, Thapelo | | wf | 1557 | BOT | 1.00 | 1 | 0.45 | 20 | 9.00 | | | * 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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