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Rapid:
Individual Calculations December 2018 |
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| Senevirathne, D C B K Total change: 33.40 | |   |
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| Sri Lanka National Youth Rapid Championship 2018 - Under 10 Open | Colombo | SRI | 2018-11-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1136 | 1011 | 3.00 | 4 | 1.67 | 20 | 33.40 | |
|  Perera, K C D | | | 1113 | SRI | 1.00 | 1 | 0.64 | 20 | 12.80 | | | Thennakoon, Disara | | | 1097 | SRI | 1.00 | 1 | 0.62 | 20 | 12.40 | |  Insara, S D Nadev | | | 1095 | SRI | 1.00 | 1 | 0.62 | 20 | 12.40 | | | Basnayake, B M Thesandu Aken | | | 1240 | SRI | 0.00 | 1 | -0.21 | 20 | -4.20 | |
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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