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Rapid:
Individual Calculations January 2019 |
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| Perera, Sehath Sanvidu R A D Total change: -15.60 | |   |
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| Sri Lanka Inaugural Inter Club Rapid Chess Championship 2018 | Colombo | SRI | 2018-12-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1190 | 1145 | 1.00 | 4 | -0.78 | 20 | -15.60 | |
|  Dabarera, G W D M | | | 1366 | SRI | 0.00 | 1 | -0.22 | 20 | -4.40 | |  Dharan, A | | | 1064 | SRI | 0.00 | 1 | -0.61 | 20 | -12.20 | | | Achintha, L H G Shamesh | | | 1183 | SRI | 0.00 | 1 | -0.45 | 20 | -9.00 | | | Nazar, Nawid | | | 1147 | SRI | 1.00 | 1 | 0.50 | 20 | 10.00 | |
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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