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Individual Calculations April 2009 |
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| Datu, Alcon John Total change: 3.00 | |   |
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| 1st Gov. Aurelio Umali Cup Open | Palayan City | PHI | 2009-01-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2399 | 2155 | 1.00 | 4 | 0.20 | 15 | 3.00 | |
|  Villamayor, Buenaventura | g | | 2471 | PHI | 0.50 | 1 | 0.37 | 15 | 5.55 | |  Barbosa, Oliver | m | | 2435 | PHI | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Senador, Emmanuel | | | 2377 | PHI | 0.50 | 1 | 0.28 | 15 | 4.20 | | | Salcedo, Raymond | | | 2312 | PHI | 0.00 | 1 | -0.29 | 15 | -4.35 | |
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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