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Individual Calculations November 2015 |
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| Madusanka, L D P Total change: 6.20 | |   |
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| Buddhi International Rating Chess Championship 2015 | Gampaha | SRI | 2015-09-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1662 | 1693 | 5.50 | 8 | 1.32 | 20 | 26.40 | |
|  Chandrajith, B P L | | | 1293 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Birunthaban, Rajendram | | | 1347 | SRI | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Harrikizhan, K C | | | 1426 | SRI | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Rathnayake, M A A H | | | 1910 | SRI | 1.00 | 1 | 0.78 | 20 | 15.60 | | | Subasinghe, K R V R | | | 1951 | SRI | 1.00 | 1 | 0.82 | 20 | 16.40 | | | Kandearachchi, Niranga | | | 1968 | SRI | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Liyanapathirana, Pasan Vindula | | | 1891 | SRI | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Gunasekara , W A N Senpathi | | | 1510 | SRI | 0.50 | 1 | -0.24 | 20 | -4.80 | | | * 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) | | | | Negombo Chess Festival 2015 | Negombo | SRI | 2015-10-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1504 | 1685 | 2.50 | 5 | -1.01 | 20 | -20.20 | |
| | Wijesinghe, W A D Sumudu | | | 1285 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Thilakarathna, U R D U | | | 1412 | SRI | 0.50 | 1 | -0.33 | 20 | -6.60 | | | Askey, Raveen Nimesh | | | 1579 | SRI | 1.00 | 1 | 0.36 | 20 | 7.20 | | | Lamahewa, C | | | 1861 | SRI | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Kiriella, K G Gimantha Gayasha | | | 1383 | SRI | 0.00 | 1 | -0.85 | 20 | -17.00 | | | * 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) | | |
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