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Individual Calculations September 2016 |
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| Epa, W Buthmi J Total change: 52.80 | |   |
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| Commonwealth Chess Championship 2016 - Under 12 Girls | Waskaduwa | SRI | 2016-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1228 | 1154 | 3.00 | 8 | -0.23 | 40 | -9.20 | |
|  Sim, Jia Ru | | | 1381 | MAS | 0.00 | 1 | -0.21 | 40 | -8.40 | |  Jayasinghe, Miyuni Thisanya | | | 1129 | SRI | 0.50 | 1 | -0.03 | 40 | -1.20 | | | Jayasinghe, Thenugi Dilanya | | | 1195 | SRI | 0.50 | 1 | 0.06 | 40 | 2.40 | | | Dilanya, W V Nethmi | | | 1153 | SRI | 0.50 | 1 | 0.00 | 40 | 0.00 | | | Jayasuriya, Linali Andrea | | | 1210 | SRI | 1.00 | 1 | 0.58 | 40 | 23.20 | | | Sharanya, Vinayak Adane | | | 1056 | IND | 0.00 | 1 | -0.63 | 40 | -25.20 | | | Sandeepani, M Tharushi | | | 1401 | SRI | 0.50 | 1 | 0.31 | 40 | 12.40 | | | Seneka, M W Thenumi | | | 1297 | SRI | 0.00 | 1 | -0.31 | 40 | -12.40 | |
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 2016 | Colombo | SRI | 2016-08-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1417 | 1154 | 2.50 | 5 | 1.55 | 40 | 62.00 | |
| | De Silva, Chamindra | | | 1550 | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Rukmal, G Thasitha | | | 1419 | SRI | 0.50 | 1 | 0.32 | 40 | 12.80 | | | Birunthaban, Rajendram | | | 1428 | SRI | 0.50 | 1 | 0.33 | 40 | 13.20 | | | Mathes Arachchi , Bhanila M | | | 1291 | SRI | 1.00 | 1 | 0.68 | 40 | 27.20 | | | Pathirana, Hasitha Jayanth | | | 1397 | SRI | 0.50 | 1 | 0.30 | 40 | 12.00 | |
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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