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Individual Calculations May 2017 |
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| Kithmal, P M Kalindhu Total change: 98.80 | |   |
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| Colombo Chess Festival 2017 | Colombo | SRI | 2017-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1537 | 1295 | 2.00 | 4 | 0.97 | 40 | 38.80 | |
|  Madusanka, L D P | | | 1695 * | SRI | 0.50 | 1 | 0.42 | 40 | 16.80 | |  Theekshana, H G Denuwan | | | 1695 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Ahamat, Zulaika | | | 1061 | SRI | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Kumara, C M S Praneeth | | | 1695 * | SRI | 0.50 | 1 | 0.42 | 40 | 16.80 | | | * 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) | | | | National Youth Chess Championship 2017 - Under 12 Boys | Colombo | SRI | 2017-04-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1247 | 1295 | 6.00 | 8 | 1.50 | 40 | 60.00 | |
| | Fonseka, K W S Deneth | | | 1026 | SRI | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Chandes, K Yasindu | | | 1111 | SRI | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Akash, P A Oditha | | | 1142 | SRI | 1.00 | 1 | 0.30 | 40 | 12.00 | | | De Silva, H Adeepa Virajitha | | | 1194 | SRI | 1.00 | 1 | 0.36 | 40 | 14.40 | | | Dahanayake, Isara Banidu | | | 1522 | SRI | 0.50 | 1 | 0.29 | 40 | 11.60 | | | De Silva, L M S T | | | 1347 | SRI | 0.50 | 1 | 0.07 | 40 | 2.80 | | | Piyumantha, M Thisal Manjith | | | 1460 | SRI | 0.00 | 1 | -0.28 | 40 | -11.20 | | | Samaraweera, Dimuth Indeepa | | | 1170 | SRI | 1.00 | 1 | 0.33 | 40 | 13.20 | |
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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