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Individual Calculations October 2017 |
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| Ratnayake, H A Yohani Kavisha Total change: 0.00 | |   |
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| 4th Sri Lanka National Amateur International Rating Women Chess Championships 2017 | Colombo | SRI | 2017-08-01 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1177 | 0 | 0.00 | 2 | 0.00 | 377 | | 0.00 | |
|  Hetti Arachchige, Thisumi S | | | 1190 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Yatapana, Navoda | | | 1163 | 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) | | | | 3rd Negombo Chess Festival 2017 | Negombo, Sri lanka | SRI | 2017-08-20 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1066 | 0 | 0.00 | 3 | 0.00 | 266 | | 0.00 | |
| | Weerasiri, H P Sayuni Chamathna | | | 1057 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Wimalasiri, Ransith Pabalu | | | 1039 | SRI | 0.00 | 1 | 0.00 | | 0.00 | |  Haththella, L I | | | 1101 | 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) | | | | 8th Kandy Open International Rating Chess Championship 2017 | Kandy | SRI | 2017-08-25 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1057 | 0 | 0.00 | 2 | 0.00 | 257 | | 0.00 | |
| | Thennakoon, Disara | | | 1069 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Induwara, T H D Thisarindu | | | 1044 | 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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