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Individual Calculations May 2017 |
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| Kodithuwakku, Himsara Total change: 64.40 | |   |
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| Sri Lanka Major Division Championship 2017 - Colombo | Colombo | SRI | 2017-03-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1319 | 1448 | 4.00 | 7 | -0.55 | 40 | -22.00 | |
|  Weerasooriya, Senith D Jagoda | | | 1092 | SRI | 1.00 | 1 | 0.11 | 40 | 4.40 | |  Randil, Lakshitha | | | 1848 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Nabil Nazar, Mohamed | | | 1151 | SRI | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Dissanayake, D M Madushan Sameer | | | 1188 | SRI | 0.50 | 1 | -0.32 | 40 | -12.80 | | | Peiris, T Shakya Imanjith | | | 1048 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Weerakoon, D D P | | | 1677 | SRI | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Dampage, V Isuraka | | | 1226 | SRI | 0.50 | 1 | -0.28 | 40 | -11.20 | | | * 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) | | | | Colombo Chess Festival 2017 | Colombo | SRI | 2017-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1385 | 1448 | 6.00 | 8 | 1.54 | 40 | 61.60 | |
| | Attanayaka, Tharushi | | | 1048 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Kaluarachchi, K A P M | | | 1048 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Liyanapathirana, Pasan Vindula | | | 1848 * | SRI | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Pallie, Tuan Ehshan | | | 1627 | SRI | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Jayawardana, Chenuka Nethvidu | | | 1172 | SRI | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Aluvihare, Shakila | | | 1688 | SRI | 0.50 | 1 | 0.30 | 40 | 12.00 | | | Yasanjith, M H Disura | | | 1072 | SRI | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Koggala, W S T N | | | 1573 | SRI | 1.00 | 1 | 0.67 | 40 | 26.80 | | | * 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) | | | | National Youth Chess Championship 2017 - Under 14 Boys | Colombo | SRI | 2017-04-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1302 | 1448 | 6.00 | 8 | 0.62 | 40 | 24.80 | |
| | Jayamaha, J M L R Bandara | | | 1102 | SRI | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Liyanagama, Pasandul | | | 1205 | SRI | 0.50 | 1 | -0.30 | 40 | -12.00 | | | Gunathilake, M D Kehan S | | | 1206 | SRI | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Rodrigo, W A Gandhawa | | | 1146 | SRI | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Nethsara, W M Daham | | | 1517 | SRI | 0.50 | 1 | 0.10 | 40 | 4.00 | | | Dissanayake, R K T | | | 1651 | SRI | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Rodrigo, A A Aloka Danidu Shaluk | | | 1242 | SRI | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Jayasena, Tharaka Udayanga | | | 1347 | SRI | 1.00 | 1 | 0.36 | 40 | 14.40 | |
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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