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Individual Calculations November 2015 |
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| Nanayakkara, J A K Saranath Total change: -55.60 | |   |
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| Buddhi International Rating Chess Championship 2015 | Gampaha | SRI | 2015-09-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1448 | 1749 | 6.00 | 9 | -1.62 | 40 | -64.80 | |
|  Gunarathne, Senila Amaneth | | | 1349 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Dabarera, G W D M | | | 1362 | SRI | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Rathnayake , K G | | | 1547 | SRI | 0.50 | 1 | -0.26 | 40 | -10.40 | | | Lakmal, M A C | | | 1500 | SRI | 0.00 | 1 | -0.81 | 40 | -32.40 | | | Dahanayake, Isara Banidu | | | 1349 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Haputhanthri, H L N B | | | 1492 | SRI | 0.50 | 1 | -0.32 | 40 | -12.80 | | | Balasuriya, Sajini Hasara | | | 1489 | SRI | 0.50 | 1 | -0.32 | 40 | -12.80 | | | Udagedara, Sandali Kanishka | | | 1417 | SRI | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Herath, H M S S A | | | 1524 | SRI | 0.50 | 1 | -0.28 | 40 | -11.20 | | | * 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) | | | | Negombo Chess Festival 2015 | Negombo | SRI | 2015-10-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1634 | 1749 | 4.50 | 7 | 0.23 | 40 | 9.20 | |
| | Kiriella, K G Gimantha Gayasha | | | 1383 | SRI | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Galappaththi, Chinthaka Anuruddh | f | | 2102 | SRI | 0.50 | 1 | 0.39 | 40 | 15.60 | | | Ranasinghe, R A Arindu Himeth | | | 1349 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Doluweera, Dinul Thisura | c | | 1850 | SRI | 0.50 | 1 | 0.14 | 40 | 5.60 | | | Alahakoon, Isuru | | | 2042 | SRI | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Dabarera, G W D M | | | 1362 | SRI | 0.50 | 1 | -0.41 | 40 | -16.40 | | | Wijesinghe, W A D Sumudu | | | 1349 * | SRI | 1.00 | 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) | | |
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