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Individual Calculations February 2023 |
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| Weerasekara, Dishal Nimsara Total change: 8.50 | |   |
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| Asia Schools CC 2022- U 13 O | Kaluthara | SRI | 2022-12-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1444 | 1714 | 6.50 | 9 | -0.62 | 25 | -15.50 | |
|  Yanakan, P | | | 1251 | SRI | 1.00 | 1 | 0.05 | 25 | 1.25 | |  Gamage, A G R Ruwanmith | | | 1348 | SRI | 0.00 | 1 | -0.90 | 25 | -22.50 | | | Nimthaka, U J Nimuthu | | | 1209 | SRI | 1.00 | 1 | 0.04 | 25 | 1.00 | | | Wijewickrama, Ayod Induwara | | | 1314 * | SRI | 1.00 | 1 | 0.08 | 25 | 2.00 | | | Weerathungalage, W D Malisha Sasv | | | 1529 | SRI | 1.00 | 1 | 0.26 | 25 | 6.50 | | | Dumanuly, Sultanbeibarys | | | 1749 | KAZ | 0.00 | 1 | -0.45 | 25 | -11.25 | | | Hansana, G Haritha | c | | 1489 | SRI | 1.00 | 1 | 0.22 | 25 | 5.50 | | | Induwara, T H D Thisarindu | | | 1554 | SRI | 0.50 | 1 | -0.21 | 25 | -5.25 | | | Janukshan, B | | | 1556 | SRI | 1.00 | 1 | 0.29 | 25 | 7.25 | | | * 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) | | | | Kandy Open International Rating Chess Championships 2022 | Kandy | SRI | 2022-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1505 | 1714 | 6.50 | 9 | 0.11 | 25 | 2.75 | |
| | Gunathilaka, Kavinu Sanul | | | 1314 * | SRI | 1.00 | 1 | 0.08 | 25 | 2.00 | | | Kottage, K M Nilash Nethul | | | 1203 | SRI | 1.00 | 1 | 0.04 | 25 | 1.00 | | | Abeyrathne, K W A M G Dinod Uthsa | | | 1354 | SRI | 1.00 | 1 | 0.10 | 25 | 2.50 | | | Perera, H A Lisanda Vinsith | | | 1419 | SRI | 1.00 | 1 | 0.15 | 25 | 3.75 | | | Ganepola, Thushanu Yasmith | | | 1316 | SRI | 1.00 | 1 | 0.08 | 25 | 2.00 | | | Kulasekara, D M T Kashyapa | | | 1809 | SRI | 0.50 | 1 | 0.13 | 25 | 3.25 | | | Bandara, Dhanushka | | | 1852 | SRI | 0.50 | 1 | 0.19 | 25 | 4.75 | | | Dahanayake, Isara Banidu | c | | 1852 | SRI | 0.00 | 1 | -0.31 | 25 | -7.75 | | | Amarathunga, Kosala Sandeepa Cham | | | 1423 | SRI | 0.50 | 1 | -0.35 | 25 | -8.75 | | | * 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) | | | | Kaluthara International Chess Festival 2023 | Kaluthara | SRI | 2023-01-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1535 | 1714 | 7.00 | 9 | 0.85 | 25 | 21.25 | |
| | Kothalawala, Ramath Hansaka | | | 1314 * | SRI | 1.00 | 1 | 0.08 | 25 | 2.00 | | | Herath, H M J R | | | 1278 | SRI | 1.00 | 1 | 0.06 | 25 | 1.50 | | | Sanuda, Rehan | | | 1358 | SRI | 1.00 | 1 | 0.11 | 25 | 2.75 | | | Yapa, D G Sanjeewa Madushan | | | 1305 | SRI | 1.00 | 1 | 0.08 | 25 | 2.00 | | | Galappaththi, Chinthaka Anuruddh | f | | 1996 | SRI | 0.00 | 1 | -0.16 | 25 | -4.00 | | | Gunaweera, Geenuka Kavinu | | | 1464 | SRI | 1.00 | 1 | 0.19 | 25 | 4.75 | | | Amarathunga, Kosala Sandeepa Cham | | | 1423 | SRI | 1.00 | 1 | 0.15 | 25 | 3.75 | | | Wijekoon, Chandana | c | | 1823 | SRI | 1.00 | 1 | 0.65 | 25 | 16.25 | | | Bandara, Dhanushka | | | 1852 | SRI | 0.00 | 1 | -0.31 | 25 | -7.75 | | | * 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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