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Individual Calculations February 2020 |
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| Anparasan, T Total change: 156.00 | |   |
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| Sri Lanka National Amateur Chess Championship 2019 | Colombo | SRI | 2019-12-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1476 | 1207 | 2.50 | 5 | 1.53 | 40 | 61.20 | |
|  Bandara, Dhanushka | | | 1607 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Pathmasiri, R D Isuru Saranga | | | 1299 | SRI | 1.00 | 1 | 0.63 | 40 | 25.20 | |  Jayaweera Gamage, Disindu Hansad | | | 1392 | SRI | 1.00 | 1 | 0.74 | 40 | 29.60 | | | Galagamaarachchi, A S | | | 1607 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Ahangama, Senuka Aswin | | | 1473 | SRI | 0.50 | 1 | 0.32 | 40 | 12.80 | | | * 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) | | | | Sri Lanka National Youth Chess Championship 2019 - Under 17 years | Colombo | SRI | 2019-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1339 | 1207 | 3.50 | 7 | 0.87 | 40 | 34.80 | |
| | Ilampoornan, Raguparan | | | 1607 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Afrith, T M | | | 1174 | SRI | 1.00 | 1 | 0.45 | 40 | 18.00 | | | Gunasekara, W A N Senpathi | | | 1607 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Thasmika, K H S | | | 1100 | SRI | 1.00 | 1 | 0.35 | 40 | 14.00 | | | Vidyarathna, Anjitha | | | 1607 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Mahipala, N A Pamudu Sasanka | | | 1123 | SRI | 0.50 | 1 | -0.12 | 40 | -4.80 | | | Wijesinghe, W A A P | | | 1155 | SRI | 1.00 | 1 | 0.43 | 40 | 17.20 | | | * 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) | | | | Battle of the Kings - All Island Schools Team Chess Championship 2020 | Colombo | SRI | 2020-01-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1155 | 1251 | 4.00 | 4 | 1.50 | 40 | 60.00 | |
| | Nimasha, A G Kavini | | | 1049 | SRI | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Anattapathirana, Pamith Kithmin | | | 1167 | SRI | 1.00 | 1 | 0.38 | 40 | 15.20 | | | Kanakarathne, S Nevinka De Silva | | | 1337 | SRI | 1.00 | 1 | 0.62 | 40 | 24.80 | | | Jayasinghe, Maanitha Aviradha | | | 1065 | SRI | 1.00 | 1 | 0.26 | 40 | 10.40 | |
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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