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Individual Calculations January 2020 |
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| Oosthuizen, Michal Jacobus Total change: 31.60 | |   |
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| Eswatini Open Prestige 2019 | Mbabane | SWZ | 2019-11-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1816 | 1792 | 4.50 | 6 | 1.60 | 40 | 64.00 | |
|  Nxumalo, Vuyo | | | 1529 | SWZ | 1.00 | 1 | 0.18 | 40 | 7.20 | |  Mavuso, Lunga | | | 1555 | SWZ | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Lekau, Ramokotjo | | | 1583 | LES | 1.00 | 1 | 0.23 | 40 | 9.20 | | | Bayani, Kuda | | | 2027 | BOT | 1.00 | 1 | 0.79 | 40 | 31.60 | | | Oatlhotse, Providence | m | | 2192 * | BOT | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Mhango, Banele | c | | 2010 | RSA | 0.00 | 1 | -0.22 | 40 | -8.80 | | | * 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) | | | | 2019 South African Closed Chess Championship (U20 Open) | Cape Town | RSA | 2019-12-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1761 | 1792 | 4.50 | 10 | -0.81 | 40 | -32.40 | |
| | Govender, Yaduvir | | | 1615 | RSA | 0.00 | 1 | -0.73 | 40 | -29.20 | | | De Jager, Andreas | c | | 1917 | RSA | 1.00 | 1 | 0.67 | 40 | 26.80 | | | Prinsloo, Marthinus | | | 1638 | RSA | 1.00 | 1 | 0.29 | 40 | 11.60 | | | Van Schaik, Migael | | | 1392 * | RSA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | De Jager, Luan | | | 1870 | RSA | 0.00 | 1 | -0.39 | 40 | -15.60 | | | Mhango, Banele | c | | 1997 | RSA | 1.00 | 1 | 0.76 | 40 | 30.40 | | | Vundla, Mthandazo | | | 1732 | RSA | 0.00 | 1 | -0.58 | 40 | -23.20 | | | Flores Bartoli, Andrew | c | | 1606 | RSA | 0.00 | 1 | -0.74 | 40 | -29.60 | | | Agulhas, Keegan | f | | 2020 | RSA | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Samuels, Ethan | | | 1821 | RSA | 0.50 | 1 | 0.04 | 40 | 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) | | |
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