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Individual Calculations May 2017 |
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| Hewage, Hesandu Hansana Total change: 64.80 | |   |
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| Sri Lanka Major Division Championship 2017 - Colombo | Colombo | SRI | 2017-03-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1347 | 1099 | 2.50 | 5 | 1.45 | 40 | 58.00 | |
|  Wijesinghe, N L C Dojitha | | | 1498 | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Weerasinghe, H K P | | | 1264 | SRI | 1.00 | 1 | 0.72 | 40 | 28.80 | | | Anver, Ali | | | 1304 | SRI | 1.00 | 1 | 0.76 | 40 | 30.40 | | | Vidyarathna, Anjitha | | | 1441 | SRI | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Dampage, V Isuraka | | | 1226 | SRI | 0.50 | 1 | 0.17 | 40 | 6.80 | |
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) | | | | Colombo Chess Festival 2017 | Colombo | SRI | 2017-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1384 | 1099 | 1.50 | 5 | 0.52 | 40 | 20.80 | |
| | Iddagoda, Nikitha | | | 1499 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Harrikizhan, K C | | | 1488 | SRI | 0.50 | 1 | 0.41 | 40 | 16.40 | | | Pallie, Ehsha Mishela | | wc | 1393 | SRI | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Jayarathna, Sharada Induwara | | | 1043 | SRI | 1.00 | 1 | 0.42 | 40 | 16.80 | | | Hippola, H M S S | | | 1499 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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 14 Boys | Colombo | SRI | 2017-04-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1368 | 1099 | 0.00 | 2 | -0.35 | 40 | -14.00 | |
| | Alwala, A D Hansaja Ramith | | | 1403 | SRI | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Perera, D Upashan L | | | 1333 | SRI | 0.00 | 1 | -0.21 | 40 | -8.40 | |
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) | | |
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