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Individual Calculations January 2024 |
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| Setiawan, David Total change: 59.60 | |   |
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| RKBN International Chess Tournament 2023- Open | Medan | INA | 2023-12-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2075 | 1942 | 2.50 | 5 | 0.82 | 40 | 32.80 | |
|  Syaputra, Arifa Rizki | | | 2239 | INA | 0.00 | 1 | -0.15 | 40 | -6.00 | |  Rismanto, Ricky | | | 2052 | INA | 1.00 | 1 | 0.65 | 40 | 26.00 | | | Johan, Muhammad | | | 2156 | INA | 0.50 | 1 | 0.27 | 40 | 10.80 | | | Kamalsyah, Muhammad | c | | 2164 | INA | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Roslan, Mohd Faizal | | | 1764 | MAS | 1.00 | 1 | 0.27 | 40 | 10.80 | |
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) | | | NOTE: K factor changed | | 15th Penang Heritage City International Chess Open 2023 (Open) | Pulau Pinang | MAS | 2023-12-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1936 | 1942 | 6.00 | 9 | 1.34 | 20 | 26.80 | |
| | Mohd Azamanizam, Azraa Adeline Az | | | 1542 * | MAS | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Shkapenko, Pavel | m | | 2415 | FID | 0.00 | 1 | -0.05 | 20 | -1.00 | | | Burman, Ray Pritish | | | 1705 | SGP | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Eggers, Paul S | | | 1747 | USA | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Chay, Joon Hoong | | | 1512 | MAS | 0.50 | 1 | -0.43 | 20 | -8.60 | | | Poh, Yu Tian | f | | 2405 | MAS | 0.00 | 1 | -0.05 | 20 | -1.00 | | | Sreekarthika, Velmurugan | | | 1524 | SGP | 1.00 | 1 | 0.07 | 20 | 1.40 | | | Lioe, Dede | m | | 2297 | INA | 1.00 | 1 | 0.89 | 20 | 17.80 | | | Lye, Lik Zang | f | | 2279 | MAS | 0.50 | 1 | 0.38 | 20 | 7.60 | | | * 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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