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Individual Calculations June 2013 |
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| Gumpo, Thabo Total change: -6.30 | |   |
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| Zone 4.3 Individual Chess Championships 2013-Open Section | Gaborone | BOT | 2013-05-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2185 | 2025 | 2.00 | 8 | -0.42 | 15 | -6.30 | |
|  Chaka, Jona | | | 2175 | ZIM | 0.50 | 1 | 0.20 | 15 | 3.00 | |  Klaasen, Calvin Jong | | | 2131 | RSA | 0.00 | 1 | -0.36 | 15 | -5.40 | | | Olebile, Thato | | | 2086 | BOT | 0.50 | 1 | 0.08 | 15 | 1.20 | | | Tangani, Goabaone | | | 1985 | BOT | 0.00 | 1 | -0.56 | 15 | -8.40 | | | Njobvu, Ignatius | f | | 2239 | BOT | 0.50 | 1 | 0.27 | 15 | 4.05 | | | Oatlhotse, Providence | m | | 2227 | BOT | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Johannes Manyedi, Mabusela | m | | 2320 | RSA | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Bwalya, Gillan | f | | 2315 | ZAM | 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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