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Individual Calculations August 2018 |
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| Silva, Kevin Ranidu Total change: 21.60 | |   |
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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 |
| 1597 | 1791 | 6.50 | 8 | 0.70 | 40 | 28.00 | |
|  Jayasundara, J M N T B | | | 1391 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Thilakarathne, H M G G | | | 1432 | SRI | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Samarakoon, Hevidu | | | 1497 | SRI | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Lamahewa, C | | | 1834 | SRI | 0.00 | 1 | -0.44 | 40 | -17.60 | | | Fernando, W V A Tithira Daminda | | | 1540 | SRI | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Yatawala, Manushka | | | 1574 | SRI | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Kumara, C M S Praneeth | | | 1805 | SRI | 1.00 | 1 | 0.52 | 40 | 20.80 | | | Dabarera, G W D M | | | 1700 | SRI | 0.50 | 1 | -0.12 | 40 | -4.80 | | | * 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) | | | | 14th Asian Schools Chess Championship 2018 - under 13 open | Waskaduwa | SRI | 2018-07-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1528 | 1791 | 7.00 | 9 | -0.16 | 40 | -6.40 | |
| | Akmeemana, I U | | | 1391 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Jingjang, Shin | | | 1453 | THA | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Degenbaev, Aziz | | | 1605 | KGZ | 0.00 | 1 | -0.74 | 40 | -29.60 | | | Indusara, M G Janitha | | | 1430 | SRI | 0.50 | 1 | -0.40 | 40 | -16.00 | | | Akash, P A Oditha | | | 1542 | SRI | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Wijesekara, Bihandu Sanhinda | | | 1391 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Mathes Arachchi, Bhanila M | | | 1415 | SRI | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Rakhmatullaev, Almas | | | 1897 | UZB | 1.00 | 1 | 0.64 | 40 | 25.60 | | | Kodithuwakku, Lisara | | | 1628 | SRI | 0.50 | 1 | -0.22 | 40 | -8.80 | | | * 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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