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Individual Calculations February 2019 |
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| Dissanayaka, Yadeesha Rashmane Total change: -43.20 | |   |
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| Sri Lanka National Youth Championship 2018 - Under 11 | Colombo | SRI | 2018-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1198 | 1488 | 4.50 | 7 | -1.31 | 40 | -52.40 | |
|  Gunaratne, Chivath Dathesha | | | 1088 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Kotuwella, Sashmitha N Bandara | | | 1164 | SRI | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Hewawasam, H Y Thisaga Manvidu | | | 1278 | SRI | 1.00 | 1 | 0.23 | 40 | 9.20 | | | Senevirathne, S D B K | | | 1406 | SRI | 0.00 | 1 | -0.61 | 40 | -24.40 | | | Dharmasena, W M S S B | | | 1215 | SRI | 0.50 | 1 | -0.33 | 40 | -13.20 | | | Insara, S D Nadev | | | 1095 | SRI | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Hettiarachchi, D W K | | | 1142 | SRI | 0.50 | 1 | -0.39 | 40 | -15.60 | | | * 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) | | | | 7th Kaluthara Chess Festival 2019 | Kaluthara | SRI | 2019-01-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1359 | 1488 | 6.00 | 9 | 0.23 | 40 | 9.20 | |
| | Desurra, G P Damsilu | | | 1088 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Kaumina, M Yashika | | | 1174 | SRI | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Priyankara, Chamil | | | 1888 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Wickramasuriya, Kenolee | | | 1162 | SRI | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Galukagama, G L Dishen Sandaru | | | 1133 | SRI | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Lasitha, Subash | c | | 1740 | SRI | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Withanage, G D N | | | 1218 | SRI | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Sanali, W A Nathasha | | | 1689 | SRI | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Sandanayake, Dehansa Nisanduni | | | 1138 | SRI | 1.00 | 1 | 0.11 | 40 | 4.40 | | | * 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) | | |
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