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Individual Calculations February 2019 |
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| Ahangama, Senuka Aswin Total change: 161.20 | |   |
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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 |
| 1172 | 1269 | 4.50 | 8 | -0.62 | 40 | -24.80 | |
|  Jayakody, J A D U | | | 1056 | SRI | 1.00 | 1 | 0.23 | 40 | 9.20 | |  Gamage, G D P A | | | 1127 | SRI | 0.50 | 1 | -0.19 | 40 | -7.60 | | | Deshapriya, A M M Nandula | | | 1040 | SRI | 0.50 | 1 | -0.29 | 40 | -11.60 | | | Wijeratne, Tharin | | | 1117 | SRI | 1.00 | 1 | 0.30 | 40 | 12.00 | | | De Silva, L M S T | f | | 1669 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Yapabandara, Y | | | 1120 | SRI | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Perera, Sehath Sanvidu R A D | | | 1104 | SRI | 0.50 | 1 | -0.22 | 40 | -8.80 | | | Pathirana, Luchitha Disal | | | 1141 | SRI | 0.00 | 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) | | | | 7th Kaluthara Chess Festival 2019 | Kaluthara | SRI | 2019-01-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1567 | 1203 | 5.50 | 8 | 4.65 | 40 | 186.00 | |
| | Nethmina, S A Indura | | | 1572 | SRI | 1.00 | 1 | 0.90 | 40 | 36.00 | | | Weerakoon, D D P | | | 1603 * | SRI | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Lamahewa, S | | | 1603 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Obeysekara, T A Sajith Chathuran | | | 1603 * | SRI | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Deshappriya, D Kalindu | | | 1456 | SRI | 1.00 | 1 | 0.81 | 40 | 32.40 | | | Liyanage, Pesandu Rashmitha | | | 1489 | SRI | 1.00 | 1 | 0.84 | 40 | 33.60 | | | Wimalasuriya, Kasun M. | c | | 1603 * | SRI | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Sanali, W A Nathasha | | | 1603 * | SRI | 0.50 | 1 | 0.42 | 40 | 16.80 | | | * 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) | | |
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