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Blitz:
Individual Calculations November 2023 |
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| Herath, H M D L Total change: 41.20 | |   |
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| Negombo International Blitz Chess Festival 2023 | Gampaha | SRI | 2023-08-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1368 | 1113 | 2.50 | 6 | 1.29 | 40 | 51.60 | |
|  Wijerathna, Vinuka Dihain | | | 1393 | SRI | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Mihiranga, K A Rajitha | | | 1432 | SRI | 0.50 | 1 | 0.37 | 40 | 14.80 | | | Labunahewage, Dulein Bimsath | | | 1386 | SRI | 0.00 | 1 | -0.17 | 40 | -6.80 | |  Thewmali, A M Omansa | | | 1118 | SRI | 1.00 | 1 | 0.51 | 40 | 20.40 | | | Madurawala, M G D S Shanuka | | | 1371 | SRI | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Movindu, Anusara I.h. | | | 1510 | SRI | 1.00 | 1 | 0.92 | 40 | 36.80 | |
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 Women's Blitz team Chess Championship 2023 | Colombo | SRI | 2023-10-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1293 | 1113 | 1.00 | 4 | -0.26 | 40 | -10.40 | |
| | Sanudula, K M Dahamdi | | wc | 1615 | SRI | 0.00 | 1 | -0.04 | 40 | -1.60 | | | Indrajith, J A K N T | | | 1303 | SRI | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Sahansa, Onara Sandithi | | | 1064 | SRI | 1.00 | 1 | 0.43 | 40 | 17.20 | | | Bimansa, D G Jayandi | | | 1189 | SRI | 0.00 | 1 | -0.40 | 40 | -16.00 | |
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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