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Individual Calculations November 2015 |
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| Lasitha, Subash Total change: 4.80 | |   |
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| Buddhi International Rating Chess Championship 2015 | Gampaha | SRI | 2015-09-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1591 | 1755 | 7.00 | 9 | 0.82 | 20 | 16.40 | |
|  Premachandra, Tiruni | | | 1355 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Thingh, Pasang Tobgyel | | | 1363 | BHU | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Abhimanyu, Iraja | | | 1549 | SRI | 0.50 | 1 | -0.26 | 20 | -5.20 | | | Lahiru, N P G Sithija | | | 1571 | SRI | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Peiris, T S S | f | | 1989 | SRI | 0.50 | 1 | 0.29 | 20 | 5.80 | | | Iddagoda, Nikitha | | | 1536 | SRI | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Arjun, K | | | 2081 | IND | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Nonis, P A R R | | | 1512 | SRI | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Dabarera, G W D M | | | 1362 | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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 |
| 1473 | 1783 | 4.50 | 6 | -0.58 | 20 | -11.60 | |
| | Illankoon, I M W P | | | 1383 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Jayawickrama, U W R K | | | 1383 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Askey, Roshell Nathasha | | | 1569 | SRI | 0.00 | 1 | -0.77 | 20 | -15.40 | | | Dissanayake, S S | | | 1383 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Sandeepa, Haputhanthrige N Akshi | | | 1616 | SRI | 0.50 | 1 | -0.22 | 20 | -4.40 | | | Ranasinghe, R A Malidu Bathiya | | | 1506 | SRI | 1.00 | 1 | 0.17 | 20 | 3.40 | | | * 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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