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Individual Calculations January 2014 |
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| Chumfwa, Stanley Total change: 7.05 | |   |
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| AIRTEL CHESS CHALLENGE - SECTION A (Nov) | LUSAKA | ZAM | 2013-11-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2074 | 2320 | 2.00 | 2 | 0.39 | 15 | 5.85 | |
|  Phiri, Richmond | f | | 2108 | ZAM | 1.00 | 1 | 0.23 | 15 | 3.45 | |  Siame, Kela | | | 2039 | ZAM | 1.00 | 1 | 0.16 | 15 | 2.40 | |
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) | | | | Phase 2 of the National Team trials - 2013 | LUSAKA | ZAM | 2013-12-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2162 | 2320 | 1.50 | 2 | 0.08 | 15 | 1.20 | |
| | Simulundu, Judah | | | 2111 | ZAM | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Chumfwa, Kelvin | | | 2213 | ZAM | 0.50 | 1 | -0.15 | 15 | -2.25 | |
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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