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Individual Calculations February 2018 |
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| Silva, David Total change: 26.00 | |   |
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| CAMPEONATO NACIONAL POR EQUIPAS 2017 N | Lubango | ANG | 2017-12-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2004 | 2257 | 4.00 | 5 | 0.16 | 20 | 3.20 | |
|  Palancas, Geremias | | | 1857 * | ANG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Cambando, Jose | c | | 2123 | ANG | 1.00 | 1 | 0.32 | 20 | 6.40 | |  Aderito, Pedro | m | | 2328 | ANG | 0.50 | 1 | 0.10 | 20 | 2.00 | | | Junior, Figueredo Domingos | f | | 1857 * | ANG | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Segunda, Angelo | | | 1857 * | ANG | 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) | | | | 2017 African Junior Chess Championship - Open | Lome | TOG | 2017-12-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2151 | 2257 | 5.00 | 6 | 1.28 | 20 | 25.60 | |
| | Hbacha, Achraf | c | | 2276 | TUN | 1.00 | 1 | 0.53 | 20 | 10.60 | | | Fawzy, Adham | m | | 2434 | EGY | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Anwuli, Daniel | f | | 2252 | NGR | 1.00 | 1 | 0.49 | 20 | 9.80 | | | Nassr, Ahmed | m | | 2037 | ALG | 0.50 | 1 | -0.28 | 20 | -5.60 | | | Oyelabi, Jonathan | | | 1857 * | NGR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Brahami, Lamine | f | | 2049 | ALG | 1.00 | 1 | 0.23 | 20 | 4.60 | | | * 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) | | | | Campeonato Provincial por Equipas - 2017 | Luanda | ANG | 2018-01-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2016 | 2257 | 3.00 | 4 | -0.14 | 20 | -2.80 | |
| | Sousa, Armindo | m | | 2135 | ANG | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Silvio, Famoroso | c | | 1994 | ANG | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Jorge, Carlos | | | 1857 * | ANG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Ngunga, Carlos | | | 2078 | ANG | 0.00 | 1 | -0.73 | 20 | -14.60 | | | * 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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