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Individual Calculations September 2018 |
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| Phiri, Godwin Total change: 10.00 | |   |
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| 2018 Zambia Open Chess Championships - Main Section | Lusaka | ZAM | 2018-08-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2002 | 2176 | 5.50 | 7 | 0.50 | 20 | 10.00 | |
|  Mofya, Joseph | | | 1783 | ZAM | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Tembo, Osward | | | 1939 | ZAM | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Mutambo, Ashley | | | 1982 | ZAM | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Musonda, Chola | f | | 2045 | ZAM | 0.50 | 1 | -0.18 | 20 | -3.60 | | | Lemmy, Chishala | | | 2028 | ZAM | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Chumfwa, Kelvin | m | | 2237 | ZAM | 0.00 | 1 | -0.42 | 20 | -8.40 | | | Tembo, Sekelani | | | 1999 | ZAM | 1.00 | 1 | 0.27 | 20 | 5.40 | |
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) | | |
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