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Individual Calculations September 2015 |
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| Samarakkody, Nipun D Thamindu Total change: 0.00 | |   |
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| National Amateur Chess Championship 2015 | Colombo | SRI | 2015-08-05 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1167 | 0 | 0.50 | 4 | 0.00 | 845 | | 0.00 | |
|  Weerasinghe, W P Dakshaka Deshan | | | 1202 | SRI | 0.00 | 1 | 0.00 | | 0.00 | |  Ranawake, Sanuda D | | | 1178 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Fonseka, Rashan | | | 1278 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Weerasooriya, Senith D Jagoda | | | 1010 | SRI | 0.00 | 1 | 0.00 | | 0.00 | |
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) | | | | Sri Lanka Open Chess Championship 2015 | Colombo | SRI | 2015-08-20 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1192 | 0 | 3.00 | 7 | 0.00 | 1142 | | 0.00 | |
| | Perera, Thisura Damsith | | | 1168 | SRI | 1.00 | 1 | 0.00 | | 0.00 | | | Tharushi, T H D Niklesha | | | 1365 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Wickramanayake, Savithi Nimhara | | | 1152 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Wijekoon, Venuja Ransana | | | 1117 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Welangalla, Nenitha | | | 1128 | SRI | 1.00 | 1 | 0.00 | | 0.00 | | | Shasikumar, Nagarajah | | | 1313 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Lokubalasuriya, Rochana Sasmitha | | | 1103 | SRI | 0.00 | 1 | 0.00 | | 0.00 | |
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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