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Individual Calculations October 2017 |
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| Rukmal, G Thasitha Total change: 52.40 | |   |
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| 3rd Negombo Chess Festival 2017 | Negombo, Sri lanka | SRI | 2017-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1265 | 1398 | 6.00 | 9 | -0.01 | 20 | -0.20 | |
|  Senarathna, S M A C T N | | | 1024 | SRI | 1.00 | 1 | 0.10 | 20 | 2.00 | |  Chamathka, Weerasinghe A Chethan | | | 1131 | SRI | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Kumara, C M S Praneeth | | | 1775 | SRI | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Thanuja, Dewsara | | | 1124 | SRI | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Priyankara, Chamil | | | 1798 * | SRI | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Morais, Sanithu Leander Pamudith | | | 1125 | SRI | 0.50 | 1 | -0.33 | 20 | -6.60 | | | Wijesekara, Himaya | | | 1159 | SRI | 0.50 | 1 | -0.30 | 20 | -6.00 | | | Liyanage, R L Jayana S | | | 1104 | SRI | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Thilakaratne, D N Adithya Wijetu | | | 1145 | SRI | 1.00 | 1 | 0.19 | 20 | 3.80 | | | * 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) | | | | 8th Kandy Open International Rating Chess Championship 2017 | Kandy | SRI | 2017-08-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1468 | 1398 | 3.50 | 7 | 0.49 | 20 | 9.80 | |
| | Jayawardana, Lasal | | | 1669 | SRI | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Kavisekara, Manula Heshan | | | 1116 | SRI | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Senanayaka, P D | | | 1798 * | SRI | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Omanthage, D S | | | 1104 | SRI | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Liyanapathirana, Kasun V | | | 1756 | SRI | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Siyambalapitiya, S V D S | | | 1083 | SRI | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Galagamaarachchi, A S | | | 1751 | SRI | 0.50 | 1 | 0.39 | 20 | 7.80 | | | * 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 Inter University Chess Championship 2017 | Nugegoda | SRI | 2017-09-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1569 | 1400 | 3.00 | 3 | 2.14 | 20 | 42.80 | |
| | Mehalathan, Sivakumar | | | 1625 | SRI | 1.00 | 1 | 0.78 | 20 | 15.60 | | | Karunanayake, H M | | | 1446 | SRI | 1.00 | 1 | 0.56 | 20 | 11.20 | | | De Silva, Udara Sandesh | | | 1637 | SRI | 1.00 | 1 | 0.80 | 20 | 16.00 | |
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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