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Individual Calculations July 2023 |
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| Insara, S D Nadev Total change: 144.80 | |   |
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| Damso international Chess Festival 2023 | Ambalangoda | SRI | 2023-05-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1663 | 1403 | 6.50 | 9 | 3.88 | 40 | 155.20 | |
|  Gunaratne, Chivath Dathesha | | | 1065 | SRI | 1.00 | 1 | 0.12 | 40 | 4.80 | |  Siriwardene, R B Sithum Nevanjith | | | 1154 | SRI | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Dharmakeerthi, G K Pasindu Nimsar | | | 1691 | SRI | 1.00 | 1 | 0.84 | 40 | 33.60 | | | Senevirathne, S D B K | | | 1840 | SRI | 1.00 | 1 | 0.94 | 40 | 37.60 | | | Kushagra, Mohan | m | | 2400 | IND | 0.00 | 1 | 0.00 | 40 | 0.00 | | | Chandula, E D S | | | 1644 | SRI | 0.50 | 1 | 0.30 | 40 | 12.00 | | | Wijekoon, Chandana | c | | 1751 | SRI | 1.00 | 1 | 0.89 | 40 | 35.60 | | | Lakshitha, H H Sasindu | | | 1506 | SRI | 1.00 | 1 | 0.64 | 40 | 25.60 | | | Dabarera, G W D M | | | 1917 | SRI | 0.00 | 1 | -0.04 | 40 | -1.60 | |
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) | | | | SLCA Selection Event for Asian Schools - Under 15 Years | Colombo | SRI | 2023-06-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1325 | 1527 | 2.00 | 3 | -0.26 | 40 | -10.40 | |
| | Pathirage, Yukitha Kenula Perera | | | 1282 | SRI | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Basnayake, B M Thesandu Aken | | | 1400 | SRI | 0.50 | 1 | -0.17 | 40 | -6.80 | | | Somarathne, Senuka Damsath | | | 1293 | SRI | 0.50 | 1 | -0.29 | 40 | -11.60 | |
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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