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Blitz:
Individual Calculations November 2022 |
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| Perera, W Chamoth Chiranda Total change: -23.60 | |   |
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| Sri Lanka National blitz Championship 2022 | Colombo | SRI | 2022-09-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1312 | 1069 | 0.50 | 5 | -0.52 | 20 | -10.40 | |
|  Lavanga, D Binuka | | | 1289 | SRI | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Sandaruwan, M G Ravindu | | | 1238 | SRI | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Punchihewa, Hasith Thevindu | | | 1252 | SRI | 0.50 | 1 | 0.24 | 20 | 4.80 | |  Balendran, Misothan | | | 1408 | SRI | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Dharmadasa, L W K U | | | 1375 | SRI | 0.00 | 1 | -0.14 | 20 | -2.80 | |
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) | | | | Sri Lanka National Youth Blitz Chess Championships 2022 - U14 O | Dehiwala | SRI | 2022-10-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1194 | 1069 | 1.00 | 4 | -0.33 | 40 | -13.20 | |
| | Wickramaarachchi, Nayanaka Insara | | | 1220 | SRI | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Thilakaratne, Hm Sithuka Ranmira | | | 1214 | SRI | 0.50 | 1 | 0.19 | 40 | 7.60 | | | Wickramarathne, D Jehan Randil | | | 1155 | SRI | 0.50 | 1 | 0.12 | 40 | 4.80 | | | Abiru, K A Aken | | | 1186 | SRI | 0.00 | 1 | -0.34 | 40 | -13.60 | |
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) | | |
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