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Individual Calculations November 2023 |
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| Thennakoon, Akitha Total change: 99.20 | |   |
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| Sri Lanka Junior National Chess Championship 2023 | Kandy | SRI | 2023-08-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1266 | 1127 | 1.00 | 4 | -0.30 | 40 | -12.00 | |
|  Atulugamage, Saniru Lohan | | | 1356 | SRI | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Rankethkumbura, Danuja Dinsara | | | 1007 | SRI | 0.50 | 1 | -0.16 | 40 | -6.40 | |  Wickramarathne, D Jehan Randil | | | 1359 | SRI | 0.50 | 1 | 0.29 | 40 | 11.60 | | | Uyanwaththa, W M S B | | | 1343 | SRI | 0.00 | 1 | -0.22 | 40 | -8.80 | |
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) | | | | Kandy Open International Rating Chess Championships 2023 | Kandy | SRI | 2023-09-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1355 | 1127 | 4.50 | 8 | 2.78 | 40 | 111.20 | |
| | Karunasena, A P Chenitha Sihas Di | | | 1354 | SRI | 1.00 | 1 | 0.79 | 40 | 31.60 | | | Tennakoon, Lisara Samadhith | | | 1461 | SRI | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Godagampala, G D Minuja Hansana | | | 1312 | SRI | 1.00 | 1 | 0.74 | 40 | 29.60 | | | Udagedara, Sandali Kanishka | | | 1371 | SRI | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Abeyrathne, K W A M G Dinod Uthsa | | | 1366 | SRI | 1.00 | 1 | 0.80 | 40 | 32.00 | | | Uyanwaththa, W M S B | | | 1343 | SRI | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Pathmasiri, R D Isuru Saranga | | | 1289 | SRI | 1.00 | 1 | 0.71 | 40 | 28.40 | | | Wickramarathne, D Jehan Randil | | | 1346 | SRI | 0.50 | 1 | 0.28 | 40 | 11.20 | |
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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