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Individual Calculations January 2020 |
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| Amarasinghe, A A C B Total change: -1.40 | |   |
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| 11th Ethugalpura International Chess Championship 2019 | Kurunegala | SRI | 2019-11-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1678 | 1908 | 7.50 | 9 | 0.78 | 20 | 15.60 | |
|  Abeykoon, M C H | | | 1508 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Sanjaya, W M Lankanath | | | 1508 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Senarathne, A A H M B | | | 1508 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Thenuwara, Rashmika | | | 1513 | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Praveen, Prasad P. | | | 2229 | IND | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Fonseka, C K D | | | 1655 | SRI | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Kithmal, P M Kalindhu | | | 1508 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Lakshitha, H H Sasindu | | | 1707 | SRI | 1.00 | 1 | 0.24 | 20 | 4.80 | | | De Silva, L M S T | f | | 1968 | SRI | 0.50 | 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) | | | | Sri Lanka Inter Club Super League Chess Championship 2019 | Colombo | SRI | 2019-12-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1883 | 1908 | 4.00 | 8 | -0.29 | 20 | -5.80 | |
| | Munasinghe, Lahiru | | | 1940 | SRI | 0.00 | 1 | -0.46 | 20 | -9.20 | | | Galappaththi, Chinthaka Anuruddh | f | | 2070 | SRI | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Kaveen, Ishara | | | 1686 | SRI | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Sandamith, W M | | | 1736 | SRI | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Kandearachchi, Niranga | | | 1912 | SRI | 1.00 | 1 | 0.51 | 20 | 10.20 | | | Alahakoon, Isuru | f | | 2171 | SRI | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Sivathanujan, S | | | 1784 | SRI | 0.50 | 1 | -0.17 | 20 | -3.40 | | | Anojman, S. | | | 1763 | SRI | 0.50 | 1 | -0.19 | 20 | -3.80 | |
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) | | | | The Kolonnawa Chess Classic International Rating Tournament 2019 | Colombo | SRI | 2019-12-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1593 | 1908 | 7.00 | 9 | -0.56 | 20 | -11.20 | |
| | Hemachandra, D K S Sethmika | | | 1508 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Hewawasam, H Y Thisaga Manvidu | | | 1508 * | SRI | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Punchihewa, Hasith Thevindu | | | 1508 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Maheeshan, Gayan | | | 1508 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Sathmina, S L Lalindu | | | 1518 | SRI | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Fernando, J M Marlon P | | | 1599 | SRI | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Priyankara, Chamil | | | 1941 | SRI | 0.50 | 1 | 0.05 | 20 | 1.00 | | | Kodithuwakku, Lisara | | | 1718 | SRI | 0.00 | 1 | -0.75 | 20 | -15.00 | | | Pallie, Ehsha Mishela | | wc | 1528 | SRI | 1.00 | 1 | 0.09 | 20 | 1.80 | | | * 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) | | |
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