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Individual Calculations January 2019 |
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| Masiya, Mfundo Total change: -8.40 | |   |
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| 6th Piet Van Zyl Chess Festival (A-Section) | Bloemfontein | RSA | 2018-11-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1880 | 1952 | 4.00 | 5 | 1.10 | 20 | 22.00 | |
|  Manaba, Thembani | | | 1659 | RSA | 1.00 | 1 | 0.15 | 20 | 3.00 | |  Wium, Daniel | | | 1916 | RSA | 1.00 | 1 | 0.45 | 20 | 9.00 | | | Mwale, Joseph | c | | 2289 | MAW | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Mpya, Tshediso M | | | 1984 | RSA | 1.00 | 1 | 0.54 | 20 | 10.80 | | | Moeketsi, Pelesa | | | 1552 * | LES | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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) | | | | 2018 South African Junion Chess Championships (u20A) | Boksburg | RSA | 2018-12-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1724 | 1952 | 2.00 | 4 | -0.98 | 20 | -19.60 | |
| | Chimbwanda, Panashe | | | 1773 | RSA | 0.00 | 1 | -0.73 | 20 | -14.60 | | | Van Staden, Christiaan | | | 1552 * | RSA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Agulhas, Keegan | f | | 2009 | RSA | 0.00 | 1 | -0.42 | 20 | -8.40 | | | Swart, George | | | 1561 | RSA | 1.00 | 1 | 0.09 | 20 | 1.80 | | | * 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) | | | | 2018 Inter Region Chess Championships | Boksburg | RSA | 2018-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1802 | 1952 | 4.00 | 7 | -0.54 | 20 | -10.80 | |
| | De Villiers, Ockert Almaro | | | 1576 | RSA | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Mithi, Dumiso | | | 1552 * | RSA | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Pon, Matt | f | | 2177 | RSA | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Prinsloo, Marthinus | | | 1610 | RSA | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Lekgau, Mothupi | | | 1965 | RSA | 1.00 | 1 | 0.52 | 20 | 10.40 | | | Hercules, Benjamin Vincent | | | 2182 | RSA | 0.50 | 1 | 0.29 | 20 | 5.80 | | | George, Bernet | | | 1552 * | RSA | 0.50 | 1 | -0.42 | 20 | -8.40 | | | * 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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