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Individual Calculations August 2018 |
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| Gunasekara, W A N Senpathi Total change: 28.00 | |   |
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| 5th Sri Lanka National Amateur International Rating Chess Championships 2018 | Kurunegala | SRI | 2018-06-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1511 | 1520 | 5.50 | 8 | 1.56 | 40 | 62.40 | |
|  De Silva, D Nawam Sarojen | | | 1120 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Liyanapathirana, Pasan Vindula | | | 1868 | SRI | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Liyanage, L D S | | | 1120 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Perera, G S M | | | 1253 | SRI | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Jayathilaka, R R C L | | | 1617 | SRI | 1.00 | 1 | 0.63 | 40 | 25.20 | | | Kalubowila, K H N | | | 1609 | SRI | 0.50 | 1 | 0.12 | 40 | 4.80 | | | Lasitha, Subash | c | | 1753 | SRI | 0.50 | 1 | 0.29 | 40 | 11.60 | | | Wiratunga, Ishan | | | 1751 | SRI | 0.50 | 1 | 0.29 | 40 | 11.60 | | | * 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) | | | | 14th Asian Schools Chess Championship 2018 - under 17 open | Waskaduwa | SRI | 2018-07-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1534 | 1520 | 3.00 | 8 | -0.86 | 40 | -34.40 | |
| | Abdisalimov, Abdimalik | f | | 1920 * | UZB | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Pathmasiri, R D Isuru Saranga | | | 1408 | SRI | 1.00 | 1 | 0.35 | 40 | 14.00 | | | Thilakaratne, D N Adithya Wijetu | | | 1162 | SRI | 0.50 | 1 | -0.40 | 40 | -16.00 | | | Abdullayev, Ayat | | | 1497 | KAZ | 0.00 | 1 | -0.53 | 40 | -21.20 | | | Deegoda, S R | | | 1788 | SRI | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Hathurusinghe, Ravishka | | | 1135 | SRI | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Jayawardana, Lasal | | | 1807 | SRI | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Naushad, Thalaal | | | 1552 | SRI | 0.50 | 1 | 0.04 | 40 | 1.60 | | | * 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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