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Individual Calculations January 2024 |
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| Villanueva, Nelson Total change: -17.80 | |   |
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| RKBN International Chess Tournament 2023- Open | Medan | INA | 2023-12-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2030 | 2119 | 4.50 | 7 | 0.31 | 20 | 6.20 | |
|  Nguyen, Duc Hoa | g | | 2335 | VIE | 0.50 | 1 | 0.28 | 20 | 5.60 | |  Dhiaulhaq, Zacky | | | 2219 | INA | 0.50 | 1 | 0.14 | 20 | 2.80 | | | Siringo-Ringo, Sarmadoli | | | 1807 | INA | 0.00 | 1 | -0.86 | 20 | -17.20 | | | Jalaludin, Al Mubarok | | | 1915 | INA | 0.50 | 1 | -0.26 | 20 | -5.20 | | | Bafadhal, Izhar | | | 1782 | INA | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Lubis, Ranto Kabzeel | | | 1951 | INA | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Firdaus, Maksum | f | | 2199 | INA | 1.00 | 1 | 0.61 | 20 | 12.20 | |
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) | | | | 15th Penang Heritage City International Chess Open 2023 (Open) | Pulau Pinang | MAS | 2023-12-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1884 | 2119 | 5.50 | 9 | -1.20 | 20 | -24.00 | |
| | Kumaran, Ashwiniy | | | 1719 * | MAS | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Shen, Ree Herng | | | 1755 | MAS | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Chan, Kim Yew | f | | 2283 | MAS | 0.50 | 1 | 0.22 | 20 | 4.40 | | | Poh, Yu Tian | f | | 2405 | MAS | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Lee, Jing Xi Jonathan | | | 1627 | SGP | 0.00 | 1 | -0.96 | 20 | -19.20 | | | Liu, Meng | | | 1763 | CHN | 0.50 | 1 | -0.39 | 20 | -7.80 | | | Lam, Chun Yung Samuel | | | 1744 | HKG | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Masli, Muhd Nur Daie | | | 1842 | MAS | 0.50 | 1 | -0.33 | 20 | -6.60 | | | Nyimas, Shieta Prima Citra Maus | | | 1817 | INA | 1.00 | 1 | 0.15 | 20 | 3.00 | | | * 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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