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Rapid:
Individual Calculations May 2019 |
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| Dissanayaka, M A P Mihiranga Total change: -4.20 | |   |
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| Sri Lanka National Youth Rapid Chess Championship 2019 - Under 18 Open | Colombo | SRI | 2019-03-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1259 | 1296 | 4.00 | 7 | 0.17 | 20 | 3.40 | |
|  Dissanayaka, Sithija Sandeep | | | 1018 | SRI | 1.00 | 1 | 0.17 | 20 | 3.40 | |  Ilampoornan, Raguparan | | | 1581 | SRI | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Gunarathna, Thinula Amadith | | | 1215 | SRI | 0.00 | 1 | -0.61 | 20 | -12.20 | | | Bopage, N B Ravindu Parindiya | | | 1063 | SRI | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Thilakaratne, D N Adithya Wijetu | | | 1198 | SRI | 1.00 | 1 | 0.37 | 20 | 7.40 | | | Nanayakkara, J A G Ganganath | | | 1456 | SRI | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Nivaethan, R | | | 1283 | SRI | 1.00 | 1 | 0.48 | 20 | 9.60 | |
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 National Youth Rapid Chess Championship 2019 - Under 18 Girls | Colombo | SRI | 2019-03-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1259 | 1296 | 4.00 | 7 | 0.17 | 20 | 3.40 | |
| | Dissanayaka, Sithija Sandeep | | | 1018 | SRI | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Ilampoornan, Raguparan | | | 1581 | SRI | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Gunarathna, Thinula Amadith | | | 1215 | SRI | 0.00 | 1 | -0.61 | 20 | -12.20 | | | Bopage, N B Ravindu Parindiya | | | 1063 | SRI | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Thilakaratne, D N Adithya Wijetu | | | 1198 | SRI | 1.00 | 1 | 0.37 | 20 | 7.40 | | | Nanayakkara, J A G Ganganath | | | 1456 | SRI | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Nivaethan, R | | | 1283 | SRI | 1.00 | 1 | 0.48 | 20 | 9.60 | |
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) | | | | Asian Youth Rapid Chess Championship 2019 - Under 18 Open | Colombo | SRI | 2019-04-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1561 | 1357 | 1.00 | 6 | -0.55 | 20 | -11.00 | |
| | Nyambileg, Erdene-Ochir | | | 1757 * | MGL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Piyumantha, M Sasith Nipun | f | | 1702 | SRI | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Ali Hamdan, Alsheraifi | | | 1542 | UAE | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Nanayakkara, J A G Ganganath | | | 1456 | SRI | 1.00 | 1 | 0.64 | 20 | 12.80 | | | Chaiongkarn, Bunyapon | | | 1517 | THA | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Sahasra, A P Sasindu | | | 1393 | SRI | 0.00 | 1 | -0.45 | 20 | -9.00 | | | * 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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