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Individual Calculations September 2022 |
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| Wagner, Gerald Total change: -5.20 | |   |
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| NMB Junior Chess Trials 3 (Adult) | Port Elizabeth | RSA | 2022-07-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1618 | 1747 | 2.00 | 2 | 0.67 | 20 | 13.40 | |
|  Kritzinger, Andre | | | 1511 | RSA | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Nkosi, Dumisa Jacob | | | 1725 | RSA | 1.00 | 1 | 0.47 | 20 | 9.40 | |
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) | | | | 2022 NMBCU Trials 4 (Adult) | Port Elizabeth | RSA | 2022-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1420 | 1747 | 1.50 | 3 | -0.93 | 20 | -18.60 | |
| | Muller, Kaden | | | 1347 * | RSA | 0.50 | 1 | -0.42 | 20 | -8.40 | |  Peter, Mnico | | | 1187 | RSA | 1.00 | 1 | 0.02 | 20 | 0.40 | | | Nkosi, Dumisa Jacob | | | 1725 | RSA | 0.00 | 1 | -0.53 | 20 | -10.60 | | | * 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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