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Individual Calculations October 2018 |
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| Edithso, Samantha Total change: -30.00 | |   |
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| 15th IGB Dato Arthur Tan Malaysian Open Chess Championship 2018 | Cititel Midvalley, Kuala Lumpur | MAS | 2018-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1925 | 1901 | 0.00 | 4 | -1.94 | 40 | -77.60 | |
|  Gong, Qianyun | | wg | 2301 * | SGP | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Frayna, Janelle Mae | | wg | 2278 | PHI | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Nehete, Arnav | | | 1538 | IND | 0.00 | 1 | -0.90 | 40 | -36.00 | | | Nik Norhisham, Nik Muhd Haziq | | | 1582 | MAS | 0.00 | 1 | -0.87 | 40 | -34.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | ICE INVITATIONAL ROUND ROBIN U-2200 | Puchong, Selangor | MAS | 2018-09-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1757 | 1805 | 4.00 | 5 | 1.19 | 40 | 47.60 | |
| | Ang, Ern Jie Anderson | | | 1600 | MAS | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Muzzaffar, Ahmad | | | 1816 | MAS | 1.00 | 1 | 0.52 | 40 | 20.80 | | | Wiwatanadate, Poompong | f | | 2001 | THA | 0.50 | 1 | 0.25 | 40 | 10.00 | | | Goh, Jie Yi | | wc | 1746 | MAS | 1.00 | 1 | 0.42 | 40 | 16.80 | | | Chua, Chee Sian Sebastien | | | 1621 | MAS | 0.50 | 1 | -0.24 | 40 | -9.60 | |
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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