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Individual Calculations February 2017 |
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| Keagan, Lwandamina Total change: -15.20 | |   |
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| Copperbelt Open Chess Championship - 2016 | Ndola | ZAM | 2016-12-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1625 | 1976 | 2.00 | 2 | 0.23 | 40 | 9.20 | |
|  Mumba, Micheal | | | 1674 | ZAM | 1.00 | 1 | 0.15 | 40 | 6.00 | |  Lubuuto, Bwalya Mulwale | | | 1576 * | ZAM | 1.00 | 1 | 0.08 | 40 | 3.20 | | | * 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) | | | | Second Phase National Team Trials - 2017 | Ndola | ZAM | 2017-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2024 | 1976 | 2.50 | 7 | -0.61 | 40 | -24.40 | |
| | Chumfwa, Kelvin | m | | 2288 | ZAM | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Mate, Emmanuel | | | 1767 | ZAM | 0.50 | 1 | -0.27 | 40 | -10.80 | | | Chasaya, Terence | | | 1868 | ZAM | 0.00 | 1 | -0.65 | 40 | -26.00 | | | Chileya, Levy | | | 2080 | ZAM | 1.00 | 1 | 0.64 | 40 | 25.60 | | | Mwansa, Richard | | | 2028 | ZAM | 0.50 | 1 | 0.07 | 40 | 2.80 | | | Munenga, Douglas D | f | | 2193 | ZAM | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Goodson, Kalolo | | | 1947 | ZAM | 0.50 | 1 | -0.04 | 40 | -1.60 | |
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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