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Individual Calculations October 2018 |
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| Senevirathne, D C B K Total change: -55.60 | |   |
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| 4th Negambo International Chess Festival 2018 | Negambo | SRI | 2018-08-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1389 | 1082 | 0.00 | 3 | -0.44 | 40 | -17.60 | |
|  Morais, Sanithu Leander Pamudith | | | 1377 | SRI | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Sandeepani, M Tharushi | | | 1338 | SRI | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Herath, H M S S A | | | 1452 | SRI | 0.00 | 1 | -0.10 | 40 | -4.00 | |
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) | | | | Sri Lanka Junior National Chess Championship 2018 | Colombo | SRI | 2018-08-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1141 | 1082 | 2.00 | 7 | -0.95 | 40 | -38.00 | |
|  Senavirathna, U G D H B | | | 1086 | SRI | 0.00 | 1 | -0.49 | 40 | -19.60 | | | Piyarthne, Movindu Lushan | | | 1193 | SRI | 1.00 | 1 | 0.65 | 40 | 26.00 | | | Bentharaarachchi, Vinuga Ometh | | | 1284 | SRI | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Amarathunga, W A S V | | | 1210 | SRI | 0.00 | 1 | -0.33 | 40 | -13.20 | | | Maithripala, W D P N | | | 1002 | SRI | 1.00 | 1 | 0.39 | 40 | 15.60 | | | Karunaratne, Rahel Chaanakya | | | 1169 | SRI | 0.00 | 1 | -0.38 | 40 | -15.20 | | | Rathnayaka, Minaga Yethmin | | | 1044 | SRI | 0.00 | 1 | -0.55 | 40 | -22.00 | |
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) | | |
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