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Individual Calculations May 2019 |
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| Tan, Darren Emmanuel Aprilio Total change: -110.40 | |   |
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| Asian Youth Chess Championship 2019 - Under 10 Open | Colombo | SRI | 2019-04-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1070 | 1235 | 1.50 | 5 | -2.08 | 40 | -83.20 | |
|  Liyanage, L K L | | | 1006 | SRI | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Senevirathne, D C B K | | | 1081 | SRI | 0.00 | 1 | -0.71 | 40 | -28.40 | |  Godagampala, G D Minuja Hansana | | | 1073 | SRI | 0.50 | 1 | -0.21 | 40 | -8.40 | | | Atulugamage, Saniru Lohan | | | 1025 | SRI | 0.00 | 1 | -0.77 | 40 | -30.80 | | | Sathsara, E P Daham | | | 1165 | SRI | 0.00 | 1 | -0.60 | 40 | -24.00 | |
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) | | | | World School Chess Championships 2019 - U9 | Antalya | TUR | 2019-04-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1410 | 1235 | 0.50 | 4 | -0.68 | 40 | -27.20 | |
| | Durucay, Uygar | | | 1471 | TUR | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Jaivardhan, Raj | | | 1571 | IND | 0.50 | 1 | 0.38 | 40 | 15.20 | | | Avsar, Gediz | | | 1498 | TUR | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Thooran, Kavin | | | 1101 | ENG | 0.00 | 1 | -0.68 | 40 | -27.20 | |
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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