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Individual Calculations August 2022 |
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| De Beer, Janka Total change: 88.80 | |   |
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| 2022 Blou Bul Open Chess Tournament (B) | Pretoria | RSA | 2022-06-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1198 | 1128 | 0.00 | 2 | -0.81 | 40 | -32.40 | |
|  Bouwer, Dane | | | 1219 | RSA | 0.00 | 1 | -0.38 | 40 | -15.20 | |  Naidoo, Kajol | | | 1177 | RSA | 0.00 | 1 | -0.43 | 40 | -17.20 | |
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) | | | | 2022 African Youth Chess Championships - U18 Girls | Lusaka | ZAM | 2022-07-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1489 | 1128 | 4.00 | 7 | 3.03 | 40 | 121.20 | |
| | Mwale, Naomi | | | 1559 | ZAM | 1.00 | 1 | 0.93 | 40 | 37.20 | | | Kawesha, Innocentia | | | 1201 | ZAM | 0.00 | 1 | -0.40 | 40 | -16.00 | | | Chirwa, Zenaida | | | 1350 | ZAM | 1.00 | 1 | 0.78 | 40 | 31.20 | | | Mohamed Azzab, Mareim | | | 1494 | EGY | 1.00 | 1 | 0.90 | 40 | 36.00 | | | Romany, Joy | | | 1641 | EGY | 0.00 | 1 | -0.04 | 40 | -1.60 | | | Gabatshwarwe, Refilwe | | wc | 1704 | BOT | 0.00 | 1 | -0.02 | 40 | -0.80 | | | Antonio, Renelsa Taiane | | | 1471 | ANG | 1.00 | 1 | 0.88 | 40 | 35.20 | |
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) | | |
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