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Individual Calculations December 2012 |
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| Chaka, Jona Total change: 16.20 | |   |
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| National Development Bank Clubs Championships 2012 | Gaborone | BOT | 2012-11-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1973 | 2159 | 4.00 | 4 | 1.08 | 15 | 16.20 | |
|  Olebile, Thato | | | 2046 | BOT | 1.00 | 1 | 0.35 | 15 | 5.25 | |  Boikanyo, Cinky | | | 2016 | BOT | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Sinkamba, Bright | | | 2010 | BOT | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Mokgedi, Tsaone | | | 1818 | BOT | 1.00 | 1 | 0.12 | 15 | 1.80 | |
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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