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Individual Calculations January 2011 |
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| Santos, Roberto Carlos Total change: 11.50 | |   |
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| Zonal Maranhao 2010 | Sao Luis/MA | BRA | 2010-10-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2111 | 2120 | 2.00 | 3 | 0.46 | 25 | 11.50 | |
|  Damous, Felipe Soares | | | 2034 | BRA | 1.00 | 1 | 0.38 | 25 | 9.50 | | | Luz, Edmundo Dos Reis | | | 2208 | BRA | 0.50 | 1 | 0.12 | 25 | 3.00 | |  Leitao, Nicolau Duailibe | | | 2092 | BRA | 0.50 | 1 | -0.04 | 25 | -1.00 | |
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) | | |
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