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Individual Calculations February 2019 |
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| Karunarathna, Nuthara Dulandee Total change: 76.00 | |   |
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| Sri Lanka National Youth Chess Championship 2018 Under - 15 years Girls | Colombo | SRI | 2018-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1202 | 1002 | 3.00 | 6 | 1.47 | 40 | 58.80 | |
|  Weerasinghe, Asani Sankalpana | | | 1402 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Attanayaka, Tharushi | | | 1138 | SRI | 1.00 | 1 | 0.68 | 40 | 27.20 | |  Pathirana, W P Voji Nimla | | | 1199 | SRI | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Vidyarathna, W H S | | | 1191 | SRI | 1.00 | 1 | 0.75 | 40 | 30.00 | | | Wijesekara, Dinuka Sewmini | | | 1159 | SRI | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Wickramasinghe, W M D S D | | | 1121 | SRI | 1.00 | 1 | 0.66 | 40 | 26.40 | | | * 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) | | | | 7th Kaluthara Chess Festival 2019 | Kaluthara | SRI | 2019-01-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1245 | 1002 | 1.50 | 5 | 0.43 | 40 | 17.20 | |
| | Sandeepani, M Tharushi | | | 1402 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Neranja, Gihan | | | 1345 | SRI | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Padukka, P V Gayuru Hansana | | | 1127 | SRI | 1.00 | 1 | 0.67 | 40 | 26.80 | | | Asuramanna, Mevindu Hansana | | | 1183 | SRI | 0.50 | 1 | 0.24 | 40 | 9.60 | | | Karunarathne, D D W Gamini | | | 1167 | SRI | 0.00 | 1 | -0.28 | 40 | -11.20 | | | * 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) | | |
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