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Individual Calculations May 2017 |
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| Iddagoda, Nikitha Total change: -24.80 | |   |
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| Colombo Chess Festival 2017 | Colombo | SRI | 2017-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1373 | 1546 | 5.50 | 8 | -0.03 | 40 | -1.20 | |
|  Yasanjith, M H Disura | | | 1146 * | SRI | 0.50 | 1 | -0.42 | 40 | -16.80 | |  Hewage, Hesandu Hansana | | | 1146 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Amarasinghe, Kavithma Gayuni | | | 1212 | SRI | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Wijekoon, Chandana | c | | 1878 | SRI | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Shasikumar, Nagarajah | | | 1259 | SRI | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Sandeepani, M Tharushi | | | 1330 | SRI | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Egodage, Thilina | | | 1773 | SRI | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Wijesinghe, W A D Sumudu | | | 1239 | SRI | 1.00 | 1 | 0.14 | 40 | 5.60 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | National Youth Chess Championship 2017 - Under 18 Boys | Colombo | SRI | 2017-04-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1539 | 1546 | 2.00 | 5 | -0.59 | 40 | -23.60 | |
| | Thilakarathne, G M S | | | 1944 | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Dipsara, K M Dumal Kavish | | | 1402 | SRI | 0.50 | 1 | -0.19 | 40 | -7.60 | | | Adhikari, A M M S C | | | 1618 | SRI | 0.50 | 1 | 0.10 | 40 | 4.00 | | | Ranawaka, Nuran Lakshitha N | | | 1515 | SRI | 0.50 | 1 | -0.04 | 40 | -1.60 | | | Sivathanujan, S | | | 1215 | SRI | 0.50 | 1 | -0.38 | 40 | -15.20 | |
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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