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Individual Calculations January 2018 |
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| Ismail, Ahmad Total change: -13.80 | |   |
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| 9th Penang Heritage City International Chess Open 2017 (Open Category) | Pulau Pinang | MAS | 2017-12-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1962 | 2039 | 4.50 | 9 | -0.69 | 20 | -13.80 | |
|  Goh, Kai Ray Alden | | | 1639 * | MAS | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Rathnakaran, K. | m | | 2307 | IND | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Lee, Say Siong John | | | 1712 | SGP | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Pranav, V | | | 2263 | IND | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Zhang, Di | | | 1755 | CHN | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Sivakumar, Ashvin | f | | 2285 | SGP | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Poh, Xuan Rui Ethan | | | 1814 | SGP | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Natarajan, C | | | 2162 | IND | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Arfan, Aditya Bagus | c | | 1721 | INA | 0.50 | 1 | -0.37 | 20 | -7.40 | | | * 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) | | |
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