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Individual Calculations September 2013 |
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| Datu, Alcon John Total change: -39.90 | |   |
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| 2013 Philippine National Open - Semi Finals - Men | Manila | PHI | 2013-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2068 | 2304 | 1.50 | 3 | -0.84 | 15 | -12.60 | |
|  Barretto, Franz | | | 2153 | PHI | 0.00 | 1 | -0.70 | 15 | -10.50 | |  Samantila, Daryl Unix | | | 1926 | PHI | 1.00 | 1 | 0.09 | 15 | 1.35 | | | Docena, Jerad | | | 2125 | PHI | 0.50 | 1 | -0.23 | 15 | -3.45 | |
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) | | | | 2013 Philippine National Juniors Chess Champiomships - Boys | Manila | PHI | 2013-08-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2121 | 2304 | 2.50 | 6 | -1.82 | 15 | -27.30 | |
| | Nazario, Marc Christian | c | | 2052 | PHI | 1.00 | 1 | 0.19 | 15 | 2.85 | | | Lagula, Dominique | | | 2085 | PHI | 0.00 | 1 | -0.78 | 15 | -11.70 | | | Pascua, Haridas | f | | 2392 | PHI | 0.50 | 1 | 0.12 | 15 | 1.80 | | | Salgados, Lennon Hart | | | 2143 | PHI | 0.50 | 1 | -0.21 | 15 | -3.15 | | | Samantila, Daryl Unix | | | 1926 | PHI | 0.50 | 1 | -0.41 | 15 | -6.15 | | | Docena, Jerad | | | 2125 | PHI | 0.00 | 1 | -0.73 | 15 | -10.95 | |
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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