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Individual Calculations February 2019 |
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| Tennakoon, Lisara Samadhith Total change: 38.00 | |   |
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| Sri Lanka National Youth Chess Championship 2018 Under - 13 years | Colombo | SRI | 2018-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1314 | 1256 | 5.00 | 8 | 1.52 | 40 | 60.80 | |
|  Rajasinghe, T S Thewnuja | | | 1036 | SRI | 1.00 | 1 | 0.22 | 40 | 8.80 | |  Nethsara, W W P Mandinu | | | 1120 | SRI | 1.00 | 1 | 0.32 | 40 | 12.80 | | | Akasha, J P Vihanga | | | 1435 | SRI | 0.50 | 1 | 0.23 | 40 | 9.20 | | | Alwela, Senuja Thimeth | | | 1400 | SRI | 0.50 | 1 | 0.19 | 40 | 7.60 | | | Jayaweera Gamage, Disindu Hansad | | | 1443 | SRI | 0.50 | 1 | 0.24 | 40 | 9.60 | | | Hewage, Dinupa Adithya | | | 1354 | SRI | 0.50 | 1 | 0.13 | 40 | 5.20 | | | Lavanga, D Binuka | | | 1093 | SRI | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Dharmakeerthi, G K Pasindu Nims | | | 1632 | SRI | 0.00 | 1 | -0.09 | 40 | -3.60 | |
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) | | | | 7th Kaluthara Chess Festival 2019 | Kaluthara | SRI | 2019-01-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1245 | 1424 | 5.00 | 8 | -0.57 | 40 | -22.80 | |
| | Sendinu, S A Rometh | | | 1024 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Peiris, T G M | | | 1824 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Sulakshana, L A D Sadeesha | | | 1090 | SRI | 0.50 | 1 | -0.38 | 40 | -15.20 | | | Gunawardena, Anuth Methvin | | | 1079 | SRI | 0.50 | 1 | -0.39 | 40 | -15.60 | | | Bandara, K A Thinura | | | 1045 | SRI | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Hettiarachchi, D W K | | | 1134 | SRI | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Senal, W A Hirumina | | | 1024 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Lasitha, Subash | c | | 1740 | SRI | 0.00 | 1 | -0.13 | 40 | -5.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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