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Individual Calculations March 2011 |
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| Khetho, Phemelo Total change: -12.75 | |   |
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| BOTSWANA OPEN 2010 | GABORONE | BOT | 2010-12-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2074 | 2235 | 2.00 | 4 | -0.74 | 15 | -11.10 | |
|  Chandna, Shubham | | | 1859 | BOT | 1.00 | 1 | 0.09 | 15 | 1.35 | |  Olebile, Thato | | | 1978 | BOT | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Gwaze, Robert | m | | 2428 | ZIM | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Notha, Moakofi | | | 2032 | BOT | 0.00 | 1 | -0.76 | 15 | -11.40 | |
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) | | | | Airfficiency Year Opener 2011 | Gaborone | BOT | 2011-01-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2069 | 2235 | 2.00 | 3 | -0.11 | 15 | -1.65 | |
| | Kokome, Oaitse | c | | 1950 | BOT | 1.00 | 1 | 0.16 | 15 | 2.40 | | | Notha, Moakofi | | | 2032 | BOT | 1.00 | 1 | 0.24 | 15 | 3.60 | | | Oatlhotse, Providence | c | | 2226 | BOT | 0.00 | 1 | -0.51 | 15 | -7.65 | |
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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