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Individual Calculations February 2020 |
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| Ahangama, Senuka Aswin Total change: -5.70 | |   |
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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 |
| 1360 | 1473 | 4.50 | 8 | -0.61 | 30 | -18.30 | |
|  Morais, Sanuka Jude Vidunitha | | | 1073 * | SRI | 1.00 | 1 | 0.08 | 30 | 2.40 | |  Adansooriya, B A | | | 1257 | SRI | 1.00 | 1 | 0.22 | 30 | 6.60 | | | Bandara, Dhanushka | | | 1837 | SRI | 0.50 | 1 | 0.40 | 30 | 12.00 | | | Judedorison, G | | | 1472 | SRI | 0.00 | 1 | -0.50 | 30 | -15.00 | | | Morais, Sanithu Leander Pamudith | | | 1421 | SRI | 0.00 | 1 | -0.57 | 30 | -17.10 | | | Pinnagoda, P G Anuhas Suradunu | | | 1191 | SRI | 1.00 | 1 | 0.16 | 30 | 4.80 | | | Ekanayake, Hasindu Chiranga | | | 1419 | SRI | 0.50 | 1 | -0.08 | 30 | -2.40 | | | Anparasan, T | | | 1207 | SRI | 0.50 | 1 | -0.32 | 30 | -9.60 | | | * 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) | | | | Sri Lanka National Youth Chess Championship 2019 - Under 13 years | Colombo | SRI | 2019-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1362 | 1473 | 6.00 | 8 | 0.87 | 30 | 26.10 | |
| | Yethmin, W J Methum | | | 1081 | SRI | 1.00 | 1 | 0.08 | 30 | 2.40 | | | Nawantha, Dulshan | | | 1185 | SRI | 1.00 | 1 | 0.16 | 30 | 4.80 | | | Lavanga, D Binuka | | | 1243 | SRI | 1.00 | 1 | 0.21 | 30 | 6.30 | | | De Silva, L M S T | f | | 1873 * | SRI | 0.50 | 1 | 0.42 | 30 | 12.60 | | | Palangoda, U P G M Sasmitha | | | 1325 | SRI | 1.00 | 1 | 0.30 | 30 | 9.00 | | | Ponnamperuma, Weraka Vasath | | | 1491 | SRI | 0.50 | 1 | 0.03 | 30 | 0.90 | | | Senevirathne, S D B K | | | 1357 | SRI | 0.00 | 1 | -0.66 | 30 | -19.80 | | | Hewage, Dinupa Adithya | | | 1344 | SRI | 1.00 | 1 | 0.33 | 30 | 9.90 | | | * 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) | | | | Kaluthara International Chess Festival 2020 | Kaluthara | SRI | 2020-01-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1306 | 1484 | 4.50 | 7 | -0.45 | 30 | -13.50 | |
| | Fernando, H Methushi Amaya | | | 1084 * | SRI | 0.50 | 1 | -0.42 | 30 | -12.60 | | | Jayawickrama, U W R K | | | 1214 | SRI | 1.00 | 1 | 0.17 | 30 | 5.10 | | | Dissanayake, Manusha Dinuk | | | 1407 | SRI | 1.00 | 1 | 0.39 | 30 | 11.70 | | | Jayaweera, Y | | | 1707 | SRI | 0.00 | 1 | -0.22 | 30 | -6.60 | | | Sandaruwan, M G Ravindu | | | 1370 | SRI | 0.00 | 1 | -0.66 | 30 | -19.80 | | | Wadanambi, M Nimnaka | | | 1152 | SRI | 1.00 | 1 | 0.12 | 30 | 3.60 | | | Hetti Arachchige, Thisumi S | | | 1208 | SRI | 1.00 | 1 | 0.17 | 30 | 5.10 | | | * 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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