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Individual Calculations February 2020 |
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| Rajasinghe, T S Thewnuja Total change: 128.80 | |   |
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| Sri Lanka National Youth Chess Championship 2019 - Under 13 years | Colombo | SRI | 2019-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1254 | 1029 | 3.50 | 7 | 1.96 | 40 | 78.40 | |
|  Ranasinghe, Thinuga Devanjith | | | 1326 | SRI | 0.50 | 1 | 0.35 | 40 | 14.00 | |  Fernando, W S Sanash Damion | | | 1297 | SRI | 1.00 | 1 | 0.83 | 40 | 33.20 | | | Chandes, K Yasindu | | | 1286 | SRI | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Anattapathirana, Pamith Kithmin | | | 1150 | SRI | 0.50 | 1 | 0.16 | 40 | 6.40 | | | Attanayake, A M Poorna Chamod | | | 1174 | SRI | 0.50 | 1 | 0.19 | 40 | 7.60 | | | Karunaratne, Rahel Chaanakya | | | 1267 | SRI | 1.00 | 1 | 0.80 | 40 | 32.00 | | | Tishor, S | | | 1278 | SRI | 0.00 | 1 | -0.19 | 40 | -7.60 | |
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 |
| 1276 | 1029 | 2.50 | 6 | 1.26 | 40 | 50.40 | |
| | Sandaruwan, M G Ravindu | | | 1370 | SRI | 0.50 | 1 | 0.38 | 40 | 15.20 | | | Hewawasam, H Y Nevanjee Dimanya | | wf | 1429 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Tharanga, B Nalin | | | 1232 | SRI | 0.50 | 1 | 0.26 | 40 | 10.40 | | | Perera, G Thinuka Geethula | | | 1202 | SRI | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Rangajeewa, M G Sachithra Sandar | | | 1224 | SRI | 0.50 | 1 | 0.25 | 40 | 10.00 | | | Wijerathne, K G D Yonal | | | 1196 | SRI | 1.00 | 1 | 0.72 | 40 | 28.80 | | | * 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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