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Individual Calculations January 2024 |
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| Johan, Muhammad Total change: -27.20 | |   |
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| RKBN International Chess Tournament 2023- Open | Medan | INA | 2023-12-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1989 | 2156 | 3.50 | 7 | -1.36 | 20 | -27.20 | |
|  Siringo-Ringo, Sarmadoli | | | 1807 | INA | 0.00 | 1 | -0.89 | 20 | -17.80 | | | Musliadi | | | 1857 | INA | 1.00 | 1 | 0.15 | 20 | 3.00 | |  Jalaludin, Al Mubarok | | | 1915 | INA | 0.50 | 1 | -0.30 | 20 | -6.00 | | | Setiawan, David | | | 1942 | INA | 0.50 | 1 | -0.27 | 20 | -5.40 | | | Rudin, Hamdani | f | | 2308 | INA | 1.00 | 1 | 0.70 | 20 | 14.00 | | | Simanihuruk, Nathanael Dieudonne | | | 1880 | INA | 0.50 | 1 | -0.33 | 20 | -6.60 | | | Young, Angelo | m | | 2211 | PHI | 0.00 | 1 | -0.42 | 20 | -8.40 | |
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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