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Individual Calculations February 2020 |
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| Rapholo, Motlatjo Total change: -16.40 | |   |
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| 2019 South African Junior Team Championships (U18B) | Boksburg | RSA | 2020-01-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1442 | 1429 | 3.00 | 5 | 0.52 | 40 | 20.80 | |
|  Mhango, Banele | c | | 1829 * | RSA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Raubenheimer, Dian | | | 1376 | RSA | 0.50 | 1 | -0.07 | 40 | -2.80 | | | Moodliar, Senayah | | | 1242 | RSA | 1.00 | 1 | 0.26 | 40 | 10.40 | |  Joubert, Divan | | | 1124 | RSA | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Dinham, James | | | 1637 | RSA | 0.50 | 1 | 0.27 | 40 | 10.80 | | | * 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) | | | | 2020 Wild Card Championships (U16 Boys) | Boksburg | RSA | 2020-01-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1320 | 1429 | 1.00 | 3 | -0.93 | 40 | -37.20 | |
| | Xiao, Ryan | | | 1286 | RSA | 0.50 | 1 | -0.19 | 40 | -7.60 | | | Coetzee, Philip Paul | | | 1405 | RSA | 0.50 | 1 | -0.03 | 40 | -1.20 | | | Freeman, Vianco | | | 1270 | RSA | 0.00 | 1 | -0.71 | 40 | -28.40 | |
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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