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Individual Calculations November 2012 |
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| Purba, Cornelis Total change: -10.20 | |   |
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| 2nd Indonesia Open Chess Championship 2012 | Jakarta | INA | 2012-10-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2258 | 2203 | 3.00 | 8 | -0.34 | 30 | -10.20 | |
|  Wang, Chen | m | | 2469 | CHN | 0.00 | 1 | -0.18 | 30 | -5.40 | |  Medina, Warda Aulia | | wm | 2311 | INA | 0.00 | 1 | -0.35 | 30 | -10.50 | | | Taher, Yoseph | | | 2288 | INA | 1.00 | 1 | 0.62 | 30 | 18.60 | | | Prayitno, Sugeng | f | | 2351 | INA | 0.00 | 1 | -0.30 | 30 | -9.00 | | | Aay, Aisyah Anisa | | wf | 1840 | INA | 1.00 | 1 | 0.10 | 30 | 3.00 | | | Mahmud, Syarif | f | | 2291 | INA | 1.00 | 1 | 0.62 | 30 | 18.60 | | | Sinurat, Tumpak | | | 2258 | INA | 0.00 | 1 | -0.42 | 30 | -12.60 | | | , Sutarno | | | 2252 | INA | 0.00 | 1 | -0.43 | 30 | -12.90 | |
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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