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Individual Calculations February 2020 |
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| De Abreu, Roberto N Total change: 25.40 | |   |
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| 2020 Inter Regional Championship | Benoni | RSA | 2020-01-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1891 | 2154 | 4.50 | 7 | -0.98 | 20 | -19.60 | |
|  Fourie, Brandon | | | 1754 * | RSA | 0.50 | 1 | -0.42 | 20 | -8.40 | |  Steenkamp, Johan J. | | | 2175 | RSA | 0.50 | 1 | 0.03 | 20 | 0.60 | | | Cuthbert, Michael | | | 1760 | RSA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Nkosi, Dumisa Jacob | | | 1754 * | RSA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Mbedza, Richard | c | | 1886 | RSA | 0.50 | 1 | -0.33 | 20 | -6.60 | | | Hercules, Benjamin Vincent | | | 2152 | RSA | 0.00 | 1 | -0.50 | 20 | -10.00 | | | Boshoma, Chisomo | | | 1754 * | RSA | 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) | | | | Gibraltar International Chess Festival 2020 Challengers A | Gibraltar | ENG | 2020-01-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2126 | 2154 | 4.50 | 5 | 1.82 | 20 | 36.40 | |
| | Aura, Kristian | | | 1928 | FIN | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Karlsson, Jorgen | | | 2054 | SWE | 1.00 | 1 | 0.36 | 20 | 7.20 | | | Oragwu, Chukwunonso | f | | 2219 | NGR | 1.00 | 1 | 0.59 | 20 | 11.80 | | | Onabogun, Kolade | | | 2198 | NGR | 1.00 | 1 | 0.56 | 20 | 11.20 | | | Carrascoso Morales, Abel | f | | 2229 | ESP | 0.50 | 1 | 0.10 | 20 | 2.00 | |
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) | | | | Gibraltar International Chess Festival 2020 Challengers B | Gibraltar | ENG | 2020-01-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1984 | 2154 | 4.00 | 5 | 0.43 | 20 | 8.60 | |
| | Adewole, Adeyinka | | | 1962 | NGR | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Patola, Eero | | | 1831 | FIN | 0.50 | 1 | -0.37 | 20 | -7.40 | | | Bujakevich, Aleksandr | f | | 2014 | RUS | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Ruperez, Miguel | | | 2126 | ARG | 0.50 | 1 | -0.04 | 20 | -0.80 | | | Alami, Halim | | | 1987 | MAR | 1.00 | 1 | 0.28 | 20 | 5.60 | |
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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