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Individual Calculations July 2023 |
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| Chay, Joon Hoong Total change: -17.40 | |   |
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| 47th Selangor Open Chess Tournament 2023 | Kuala Lumpur | MAS | 2023-05-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1543 | 1535 | 2.50 | 5 | -0.21 | 20 | -4.20 | |
|  Mohd Fadzly, Muhd Haziq Fikri | | | 1318 | MAS | 1.00 | 1 | 0.22 | 20 | 4.40 | |  Lim, Jia Yhu | | | 1140 | MAS | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Tan, Jun Hao | c | | 1858 | SGP | 0.50 | 1 | 0.37 | 20 | 7.40 | | | Zulkhairi | f | | 2185 | INA | 0.00 | 1 | -0.01 | 20 | -0.20 | | | Pereira, Desirra | | | 1213 | MAS | 0.00 | 1 | -0.87 | 20 | -17.40 | |
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) | | | | 5th Queens College U2400 FIDE Classical | Kuala Lumpur | MAS | 2023-06-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1266 | 1500 | 5.50 | 8 | -0.66 | 20 | -13.20 | |
| | Teoh, Je Hern | | | 1129 | MAS | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Tan, Wei Yuan | | | 1206 | MAS | 0.50 | 1 | -0.35 | 20 | -7.00 | | | Wee, Yin Lin | | | 1192 | MAS | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Mohd Derawi, Khairulasmawi | | | 1275 | MAS | 0.00 | 1 | -0.78 | 20 | -15.60 | | | Khairulasmawi, Zharfan | | | 1229 | MAS | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Mohd Nurul Izani, Kaseh Irsya Dan | | | 1265 | MAS | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Bakhir, Abdul Muizz | | | 1682 | MAS | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Saidarahas, Somashetty | | | 1150 | IND | 1.00 | 1 | 0.11 | 20 | 2.20 | |
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) | | |
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