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Individual Calculations June 2013 |
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| Bwalya, Gillan Total change: 39.45 | |   |
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| National Individual Chess Championship - 2013 | Mansa | ZAM | 2013-03-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2237 | 2315 | 4.00 | 6 | 0.44 | 15 | 6.60 | |
|  Kayonde, Andrew | c | | 2210 | ZAM | 1.00 | 1 | 0.36 | 15 | 5.40 | |  Chumfwa, Stanley | m | | 2341 | ZAM | 0.50 | 1 | 0.04 | 15 | 0.60 | | | Mwali, Chitumbo | m | | 2242 | ZAM | 0.50 | 1 | -0.10 | 15 | -1.50 | | | Munenga, Douglas | f | | 2002 | ZAM | 1.00 | 1 | 0.14 | 15 | 2.10 | | | Jere, Daniel | m | | 2386 | ZAM | 0.00 | 1 | -0.40 | 15 | -6.00 | | | Lungu, Nase | f | | 2241 | ZAM | 1.00 | 1 | 0.40 | 15 | 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) | | | | Capablanca Prestige IM Norm RR | Pretoria | RSA | 2013-04-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2275 | 2315 | 5.50 | 9 | 0.50 | 15 | 7.50 | |
| | Van Der Nat, Nicholas | f | | 2337 | RSA | 1.00 | 1 | 0.53 | 15 | 7.95 | | | Makoto, Rodwell | | | 2295 | ZIM | 0.00 | 1 | -0.53 | 15 | -7.95 | | | Cawdery, Daniel | f | | 2324 | RSA | 0.00 | 1 | -0.49 | 15 | -7.35 | | | Kayonde, Andrew | c | | 2210 | ZAM | 0.50 | 1 | -0.14 | 15 | -2.10 | | | Johannes Manyedi, Mabusela | m | | 2320 | RSA | 0.50 | 1 | 0.01 | 15 | 0.15 | | | Van Den Heever, Donovan | f | | 2280 | RSA | 0.50 | 1 | -0.05 | 15 | -0.75 | | | Oatlhotse, Providence | m | | 2256 | BOT | 1.00 | 1 | 0.42 | 15 | 6.30 | | | Gluckman, David | m | | 2245 | RSA | 1.00 | 1 | 0.40 | 15 | 6.00 | | | Moyo, Dion | c | | 2205 | ZIM | 1.00 | 1 | 0.35 | 15 | 5.25 | |
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) | | | | Zone 4.3 Individual Chess Championships 2013-Open Section | Gaborone | BOT | 2013-05-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2187 | 2315 | 7.00 | 8 | 1.69 | 15 | 25.35 | |
| | Oatlhotse, Providence | m | | 2227 | BOT | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Makoto, Rodwell | | | 2295 | ZIM | 1.00 | 1 | 0.47 | 15 | 7.05 | | | Klaasen, Calvin Jong | | | 2131 | RSA | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Solomons, Deon | c | | 2169 | RSA | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Johannes Manyedi, Mabusela | m | | 2320 | RSA | 1.00 | 1 | 0.51 | 15 | 7.65 | | | Olebile, Thato | | | 2086 | BOT | 1.00 | 1 | 0.21 | 15 | 3.15 | | | Njobvu, Ignatius | f | | 2239 | BOT | 0.50 | 1 | -0.10 | 15 | -1.50 | | | Gumpo, Thabo | c | | 2025 | BOT | 0.50 | 1 | -0.34 | 15 | -5.10 | |
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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