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Individual Calculations November 2015 |
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| Doluweera, Dinul Thisura Total change: -28.40 | |   |
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| Buddhi International Rating Chess Championship 2015 | Gampaha | SRI | 2015-09-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1450 | 1850 | 6.50 | 9 | -1.78 | 20 | -35.60 | |
|  Kathtota, K R S K | | | 1450 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Malinda, Sudesh | | | 1450 * | SRI | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Perera, G A Lakindu Chandira | | | 1450 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Devnaka, Chamin | | | 1450 * | SRI | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Pinnagoda, P G Anuhas Suradunu | | | 1450 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Kodikara, N S | | | 1450 * | SRI | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Dahanayake, Isara Banidu | | | 1450 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Fernando, J S Aloka | | | 1450 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Wijerathne, Surath | | | 1450 * | 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 |
| 1653 | 1850 | 5.50 | 7 | 0.36 | 20 | 7.20 | |
| | Hasantha, H V Rajith | | | 1450 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Askey, Raveen Nimesh | | | 1579 | SRI | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Sandeepa, Haputhanthrige N Akshi | | | 1616 | SRI | 0.50 | 1 | -0.29 | 20 | -5.80 | | | Nanayakkara, J A K Saranath | | | 1749 | SRI | 0.50 | 1 | -0.14 | 20 | -2.80 | | | Askey, Roshell Nathasha | | | 1569 | SRI | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Jayasinghe, Keeth M S | | | 1747 | SRI | 1.00 | 1 | 0.36 | 20 | 7.20 | | | Lamahewa, C | | | 1861 | SRI | 0.50 | 1 | 0.02 | 20 | 0.40 | | | * 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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