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Rapid:
Individual Calculations February 2018 |
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| Samaraweera, Sanith Jithnuka Total change: -10.00 | |   |
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| Sri Lanka National Youth Rapid Chess Championship 2017 Under - 16 years | Colombo | SRI | 2018-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1288 | 1210 | 1.50 | 5 | -0.50 | 20 | -10.00 | |
|  Nanayakkara, J A G Ganganath | | | 1451 | SRI | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Mahipala, N A Pamudu Sasanka | | | 1275 | SRI | 1.00 | 1 | 0.59 | 20 | 11.80 | |  Thilakarathne, Malidu Amodya | | | 1260 | SRI | 0.00 | 1 | -0.43 | 20 | -8.60 | | | Pathmasiri, R D Isuru Saranga | | | 1361 | SRI | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Perera, G Poorna Udara Dhananjay | | | 1093 | SRI | 0.50 | 1 | -0.16 | 20 | -3.20 | |
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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