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Individual Calculations September 2009 |
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| Bitoon, Richard Total change: -4.80 | |   |
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| Victory Central Mall Open Chess Championship | Caloocan City | PHI | 2009-07-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2384 | 2495 | 5.50 | 8 | 0.35 | 10 | 3.50 | |
|  Labay, Rainer | | | 2254 | PHI | 1.00 | 1 | 0.20 | 10 | 2.00 | |  Garma, Chito | m | | 2327 | PHI | 1.00 | 1 | 0.28 | 10 | 2.80 | | | Nadera, Barlo A | m | | 2395 | PHI | 0.50 | 1 | -0.14 | 10 | -1.40 | | | Gonzales, Jayson | g | | 2456 | PHI | 0.00 | 1 | -0.55 | 10 | -5.50 | | | Milagrosa, Alexander | | | 2255 | PHI | 1.00 | 1 | 0.20 | 10 | 2.00 | | | Senador, Emmanuel | | | 2372 | PHI | 1.00 | 1 | 0.33 | 10 | 3.30 | | | Gomez, John Paul | g | | 2515 | PHI | 0.50 | 1 | 0.03 | 10 | 0.30 | | | Laylo, Darwin | g | | 2494 | PHI | 0.50 | 1 | 0.00 | 10 | 0.00 | |
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) | | | | Zone 3.3 Men Championship | Ho Chi Minh | VIE | 2009-07-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2373 | 2495 | 5.00 | 9 | -0.83 | 10 | -8.30 | |
| | Tran, Quoc Dung | | | 2196 | VIE | 1.00 | 1 | 0.15 | 10 | 1.50 | | | Watanabe, Akira | f | | 2339 | JPN | 1.00 | 1 | 0.29 | 10 | 2.90 | | | Laylo, Darwin | g | | 2494 | PHI | 0.00 | 1 | -0.50 | 10 | -5.00 | | | Ly, Hong Nguyen | f | | 2302 | VIE | 1.00 | 1 | 0.25 | 10 | 2.50 | | | Zhang, Zhong | g | | 2613 | SIN | 0.50 | 1 | 0.16 | 10 | 1.60 | | | Megaranto, Susanto | g | | 2534 | INA | 0.00 | 1 | -0.45 | 10 | -4.50 | | | Ton, That Nhu Tung | f | | 2227 | VIE | 0.00 | 1 | -0.83 | 10 | -8.30 | | | Tran, Ngoc Lan | | | 2176 | VIE | 1.00 | 1 | 0.13 | 10 | 1.30 | | | Nguyen, Anh Dung | g | | 2474 | VIE | 0.50 | 1 | -0.03 | 10 | -0.30 | |
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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