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Individual Calculations February 2020 |
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| Dahanayake, Isara Banidu Total change: -43.20 | |   |
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| Sri Lanka National Youth Chess Championship 2019 - Under 15 years | Colombo | SRI | 2019-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1364 | 1750 | 5.00 | 7 | -1.39 | 40 | -55.60 | |
|  Ramilan, K | | | 1350 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Bandara, W M Malitha | | | 1350 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Morais, Sanithu Leander Pamudith | | | 1421 | SRI | 0.00 | 1 | -0.88 | 40 | -35.20 | | | Dharmasena, S B T V | | | 1375 | SRI | 0.00 | 1 | -0.91 | 40 | -36.40 | | | Weerathunga, Okith | | | 1350 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Hapugala, H A D K | | | 1350 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Dissanayake, Praveen Manodya | | | 1350 * | 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) | | | | Battle of the Kings - All Island Schools Team Chess Championship 2020 | Colombo | SRI | 2020-01-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1474 | 1750 | 3.50 | 4 | 0.31 | 40 | 12.40 | |
| | Jayasekara, Buvidu Dilhan | | | 1350 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Palihapitiya, Inesh | | | 1350 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Piyumantha, M Thisal Manjith | | | 1767 | SRI | 0.50 | 1 | 0.02 | 40 | 0.80 | | | Jayasoma, Chamin Devnaka | | | 1427 | SRI | 1.00 | 1 | 0.13 | 40 | 5.20 | | | * 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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