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Individual Calculations November 2015 |
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| Ranasinghe, S D Total change: 10.80 | |   |
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| Buddhi International Rating Chess Championship 2015 | Gampaha | SRI | 2015-09-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1433 | 1763 | 6.50 | 9 | -1.30 | 20 | -26.00 | |
|  Liyanage, Deshani Sanjula | | | 1363 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Roshan, K | | | 1397 | SRI | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Sathkumara, S M S C | | | 1559 | SRI | 0.00 | 1 | -0.76 | 20 | -15.20 | | | Upananda, K Y Sasmitha | | | 1363 * | SRI | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Shasikumar, Nagarajah | | | 1363 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Nonis, P A R R | | | 1512 | SRI | 0.00 | 1 | -0.81 | 20 | -16.20 | | | Wanigarathne, K A N | | | 1363 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Harrikizhan, K C | | | 1426 | SRI | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Abhimanyu, Iraja | | | 1549 | SRI | 1.00 | 1 | 0.23 | 20 | 4.60 | | | * 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 |
| 1793 | 1763 | 5.00 | 7 | 1.84 | 20 | 36.80 | |
| | Fernando, J S Aloka | | | 1407 | SRI | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Jayaweera, Y | | | 1596 | SRI | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Subasinghe, K R V R | | | 1951 | SRI | 1.00 | 1 | 0.74 | 20 | 14.80 | | | Kumara, C M S Praneeth | | | 1848 | SRI | 1.00 | 1 | 0.62 | 20 | 12.40 | | | Rathnayake, M A A H | | | 1910 | SRI | 0.50 | 1 | 0.20 | 20 | 4.00 | | | Alahakoon, Isuru | | | 2042 | SRI | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Gunasinghe, Sameera R | | | 1797 | SRI | 0.50 | 1 | 0.05 | 20 | 1.00 | |
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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