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Individual Calculations June 2019 |
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| Butanda, Benson Total change: 62.80 | |   |
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| Western Zonal Open Chess Tournament - Open Section | Lusaka | ZAM | 2019-05-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1990 | 1808 | 2.00 | 7 | -0.04 | 40 | -1.60 | |
|  Masango, Spencer | | | 2176 | ZIM | 0.50 | 1 | 0.40 | 40 | 16.00 | |  Mulauzi, Joshua | | | 1947 | ZAM | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Simulundu, Judah | | | 2033 | ZAM | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Nkhupi, Robert | | | 1654 | ZAM | 1.00 | 1 | 0.29 | 40 | 11.60 | | | Chumfwa, Kelvin | m | | 2208 * | ZAM | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Phiri, Nathan | | | 2030 | ZAM | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Ndhlovu, Kondwelani | | | 1882 | ZAM | 0.50 | 1 | 0.10 | 40 | 4.00 | | | * 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) | | | | Southern Zonal Open Chess Tournament - Open Section | Choma | ZAM | 2019-05-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1995 | 1808 | 4.00 | 9 | 1.61 | 40 | 64.40 | |
| | Katowa, Kennedy | | | 2106 | ZAM | 1.00 | 1 | 0.85 | 40 | 34.00 | | | Nkhuwa, Joshua | | | 2088 | ZAM | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Tilimboyi, Marshall | | | 2038 | ZAM | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Ndhlovu, Kondwelani | | | 1882 | ZAM | 1.00 | 1 | 0.60 | 40 | 24.00 | | | Simulundu, Judah | | | 2033 | ZAM | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Kandangwe, Joster | | | 1997 | ZAM | 1.00 | 1 | 0.75 | 40 | 30.00 | | | Mwape, Dennis | | | 2014 | ZAM | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Musanje, Rapheal | | | 1928 | ZAM | 0.00 | 1 | -0.34 | 40 | -13.60 | | | Chilufya, Mukubulo | | | 1868 | ZAM | 1.00 | 1 | 0.58 | 40 | 23.20 | |
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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