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Individual Calculations May 2015 |
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| Dimba, James Total change: -7.40 | |   |
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| Zambia Closed Chess Championship - 2015 | Lusaka | ZAM | 2015-04-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2237 | 2064 | 1.00 | 4 | -0.13 | 20 | -2.60 | |
|  Phiri, Richmond | f | | 2261 | ZAM | 1.00 | 1 | 0.75 | 20 | 15.00 | |  Jere, Daniel | m | | 2367 | ZAM | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Phiri, Godwin | | | 2134 | ZAM | 0.00 | 1 | -0.40 | 20 | -8.00 | | | Chikuse, Leslie | | | 2184 | ZAM | 0.00 | 1 | -0.34 | 20 | -6.80 | |
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) | | | | Zonal 4.3 Open | Blantyre | MAW | 2015-04-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2151 | 2064 | 2.50 | 7 | -0.24 | 20 | -4.80 | |
| | Jere, Daniel | m | | 2367 | ZAM | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Simoes, Joao | c | | 2235 | ANG | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Masole, Cliford | | | 1943 | BOT | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Abrantes, Persson | c | | 2031 | MOZ | 0.00 | 1 | -0.55 | 20 | -11.00 | | | Mphungu, Gerrard | f | | 2031 | MAW | 1.00 | 1 | 0.45 | 20 | 9.00 | | | Phillips, Roy | f | | 2241 | MRI | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Soares, Erikson Roberto Mauric | m | | 2212 | ANG | 0.00 | 1 | -0.30 | 20 | -6.00 | |
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) | | |
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