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Individual Calculations July 2015 |
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| Koh, Ming Yao Gavin Total change: 33.60 | |   |
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| 11th Asian Schools Chess Championships 2015 - Open Under-13 | Singapore | SGP | 2015-05-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1825 | 1635 | 1.50 | 4 | 0.39 | 40 | 15.60 | |
|  Piyumantha, M Sasith Nipun | f | | 1844 | SRI | 0.50 | 1 | 0.27 | 40 | 10.80 | | | Al-Zaabi, Sultan | | | 1918 | UAE | 0.50 | 1 | 0.34 | 40 | 13.60 | |  Baasansuren, Erdene | c | | 1984 | MGL | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Shourya, Jain | | | 1555 | IND | 0.50 | 1 | -0.11 | 40 | -4.40 | |
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) | | | | 16th Asean+ Age Group Chess Championships 2015 - Open Under-14 | Singapore | SGP | 2015-06-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1765 | 1649 | 3.00 | 7 | 0.45 | 40 | 18.00 | |
| | Woong, Zhi Wei William | | | 2008 | SIN | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Garidmagnai, Byambasuren | c | | 1910 | MGL | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Goh, Ethan | | | 1448 | SIN | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Nguyen, Cong Tai | | | 1757 | VIE | 0.00 | 1 | -0.35 | 40 | -14.00 | | | Mohd Saprin, Amir Ghaazi | | | 1943 | MAS | 1.00 | 1 | 0.85 | 40 | 34.00 | | | Rilloraza, Istraelito | | | 1781 | PHI | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Low, Yi Heng Eugene | | | 1505 | SIN | 1.00 | 1 | 0.31 | 40 | 12.40 | |
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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