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Individual Calculations April 2008 |
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| Castellano, Christopher Total change: 2.50 | |   |
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| AMBank Chess Challenge 2007 | Kuala Lumpur | MAS | 2007-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2159 | 2246 | 4.50 | 6 | 0.85 | 25 | 21.25 | |
|  Tan, Ken Wei | | | 1938 | MAS | 1.00 | 1 | 0.14 | 25 | 3.50 | |  Zakaria, Mohd Fadli | | | 2166 | MAS | 0.50 | 1 | -0.11 | 25 | -2.75 | | | Rivera, Alberto | m | | 2371 | PHI | 0.50 | 1 | 0.17 | 25 | 4.25 | | | Yusof, Kamaluddin | | | 2170 | MAS | 1.00 | 1 | 0.40 | 25 | 10.00 | | | Cantonjos, Allan | | | 2195 | PHI | 0.50 | 1 | -0.07 | 25 | -1.75 | | | Che Hassan, Abdullah | | | 2111 | MAS | 1.00 | 1 | 0.32 | 25 | 8.00 | |
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) | | | | Prospero Pichay Cup | Manila | PHI | 2007-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2316 | 2246 | 2.50 | 8 | -0.75 | 25 | -18.75 | |
| | Nolte, Rolando | | | 2402 | PHI | 0.00 | 1 | -0.29 | 25 | -7.25 | | | Bagamasbad, Efren | | | 2342 | PHI | 0.00 | 1 | -0.37 | 25 | -9.25 | | | Panopio, Rodolfo Jr. | | | 2212 | PHI | 1.00 | 1 | 0.45 | 25 | 11.25 | | | Maga, Mirabeau | | | 2292 | PHI | 0.00 | 1 | -0.44 | 25 | -11.00 | | | Diez, Boris Michael | | | 2194 | PHI | 0.50 | 1 | -0.07 | 25 | -1.75 | | | Situru, Nathaniel Ivan | m | | 2381 | INA | 0.50 | 1 | 0.18 | 25 | 4.50 | | | Roca, Petronio | m | | 2374 | PHI | 0.00 | 1 | -0.33 | 25 | -8.25 | | | Atotubo, Rodrigo | | | 2330 | PHI | 0.50 | 1 | 0.12 | 25 | 3.00 | |
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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