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Individual Calculations September 2015 |
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| Dassanayake, D M G S Total change: -80.00 | |   |
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| National Amateur Chess Championship 2015 | Colombo | SRI | 2015-08-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1728 | 1927 | 5.50 | 8 | -0.38 | 40 | -15.20 | |
|  Jayawardana, Lasal | | | 1527 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Abhimanyu, Iraja | | | 1576 | SRI | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Siriwardena, R I Pasan Bhanuka | | | 1699 | SRI | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Randil, Lakshitha | | | 1887 | SRI | 1.00 | 1 | 0.44 | 40 | 17.60 | | | Gunasinghe, W A T S | | | 1887 | SRI | 0.50 | 1 | -0.06 | 40 | -2.40 | | | Munasinghe, Thisura | | | 1829 | SRI | 0.00 | 1 | -0.63 | 40 | -25.20 | | | Weerasinghe, Chamath | | | 1818 | SRI | 0.50 | 1 | -0.15 | 40 | -6.00 | | | Weerakoon, D D P | | | 1597 | SRI | 0.50 | 1 | -0.38 | 40 | -15.20 | | | * 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) | | | | 6th Kandy Open International Rating Chess Championship | Kandy | SRI | 2015-08-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1681 | 1927 | 5.00 | 8 | -1.19 | 40 | -47.60 | |
| | Bandara, Kasun | | | 1527 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Jayanth, Reddy K | | | 1527 * | IND | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Gunawardena, I M P T | | | 1538 | SRI | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Premanath, Dinushki | | wf | 1826 | SRI | 0.50 | 1 | -0.14 | 40 | -5.60 | | | Marasinghe, H N B | | | 1703 | SRI | 0.50 | 1 | -0.28 | 40 | -11.20 | | | Thenuka, Kuruwita Gamalathge Kin | | | 1596 | SRI | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Alahakoon, Isuru | | | 2051 | SRI | 0.00 | 1 | -0.33 | 40 | -13.20 | | | Subasinghe, D D C H | | | 1677 | SRI | 0.00 | 1 | -0.81 | 40 | -32.40 | | | * 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) | | | | World Youth U-16 Chess Olympiad 2015 | Ulanbaatar | MGL | 2015-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1886 | 1927 | 4.00 | 8 | -0.43 | 40 | -17.20 | |
| | Dordzhieva, Dinara | | wm | 2316 | RUS | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Muratova, Saltanat | | | 1854 | KAZ | 0.00 | 1 | -0.60 | 40 | -24.00 | | | Lim, Donghyun | | | 1556 | KOR | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Tugstumur, Yesuntumur | c | | 2087 | MGL | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Batjargal, Erdenebat | | | 1678 | MGL | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Aubert, Laurane | | | 1888 | FRA | 0.50 | 1 | -0.05 | 40 | -2.00 | | | Gu, Sean | | | 1931 | AUS | 1.00 | 1 | 0.51 | 40 | 20.40 | | | Isakzhanov, Aibek | | | 1779 | KGZ | 0.50 | 1 | -0.20 | 40 | -8.00 | |
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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