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Individual Calculations July 2009 |
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| Labay, Rainer Total change: 3.25 | |   |
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| 2009 National Inter-cities & Municipalities Team Championship | Tarlac City | PHI | 2009-04-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2184 | 2251 | 0.50 | 1 | -0.09 | 25 | -2.25 | |
|  Perena, Catherine | | wf | 2184 | PHI | 0.50 | 1 | -0.09 | 25 | -2.25 | |
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) | | | | Asian Open Chess Challenge | Olongapo City | PHI | 2009-05-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2094 | 2251 | 3.00 | 4 | 0.22 | 25 | 5.50 | |
| | Young, Rida Jane | | | 1957 | PHI | 1.00 | 1 | 0.15 | 25 | 3.75 | |  Daylo, Leo Jr | | | 2033 | PHI | 1.00 | 1 | 0.22 | 25 | 5.50 | | | Villanueva, Nelson | | | 2265 | PHI | 0.00 | 1 | -0.48 | 25 | -12.00 | | | Cunanan, Homer | | | 2122 | PHI | 1.00 | 1 | 0.33 | 25 | 8.25 | |
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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