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Individual Calculations October 2019 |
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| Lesuthu, Kali M. Total change: -11.00 | |   |
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| Laerskool Voorwaarts and Dr Peter Hangelbroek Chess Open 2019 | Meyerton | RSA | 2019-08-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1574 | 1583 | 1.50 | 4 | -0.55 | 20 | -11.00 | |
|  Huisamen, Botha Brandt | | | 1242 | RSA | 0.50 | 1 | -0.38 | 20 | -7.60 | |  Mpya, Tshediso M | | | 1923 | RSA | 0.00 | 1 | -0.12 | 20 | -2.40 | | | De Villiers, Ockert Almaro | | | 1566 | RSA | 1.00 | 1 | 0.48 | 20 | 9.60 | | | Kheswa, Itumeleng | | | 1565 | RSA | 0.00 | 1 | -0.53 | 20 | -10.60 | |
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) | | |
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