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Individual Calculations February 2023 |
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| Gunaweera, Geenuka Kavinu Total change: -59.60 | |   |
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| Asia Schools CC 2022- U 15 O | Kaluthara | SRI | 2022-12-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1347 | 1464 | 5.00 | 9 | -0.81 | 40 | -32.40 | |
|  Amarathunga, Piyumi Uthpala | | | 1173 | SRI | 0.50 | 1 | -0.35 | 40 | -14.00 | |  Gunawardena, I M T S | | wc | 1198 | SRI | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Sanudula, K M Dahamdi | | wc | 1699 | SRI | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Rambukwella, Ruwanya Sethumli | | | 1220 | SRI | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Mukanova, Rayana | | | 1278 | KGZ | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Dumankyzy, Alfarabi | | | 1599 | KAZ | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Wickramarathne, P W G Gaveshi | | | 1311 | SRI | 0.50 | 1 | -0.20 | 40 | -8.00 | | | Wilvalaarachchi, Oneli Omaya | | | 1343 | SRI | 0.00 | 1 | -0.66 | 40 | -26.40 | | | Desurra, G P Damsilu | | | 1302 | SRI | 1.00 | 1 | 0.29 | 40 | 11.60 | |
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) | | | | Kaluthara International Chess Festival 2023 | Kaluthara | SRI | 2023-01-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1262 | 1464 | 4.50 | 7 | -0.68 | 40 | -27.20 | |
| | Rajawasala, R U D Janith Dulmina | | | 1161 | SRI | 0.50 | 1 | -0.36 | 40 | -14.40 | | | Jayawickrama, U W R K | | | 1168 | SRI | 0.50 | 1 | -0.35 | 40 | -14.00 | | | Nawanjana, R A Thaweesha | | | 1162 | SRI | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Fernando, H Gayaru Dulsara | | | 1222 | SRI | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Weerasekara, Dishal Nimsara | | | 1714 | SRI | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Nanayakkara, Sanuk | | | 1240 | SRI | 0.50 | 1 | -0.28 | 40 | -11.20 | | | Nanayakkara, M M | | | 1169 | SRI | 1.00 | 1 | 0.15 | 40 | 6.00 | |
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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