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Individual Calculations February 2016 |
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| Perera, D Upashan L Total change: 49.60 | |   |
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| Kollonnawa Chess Classic 2015 | Colombo | SRI | 2015-12-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1479 | 1187 | 1.50 | 5 | 0.70 | 40 | 28.00 | |
|  Senavin, Dunura | | | 1562 | SRI | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Tourkine, N | | | 1455 | FRA | 0.50 | 1 | 0.33 | 40 | 13.20 | |  Wijesuriya, G P Y | | | 1404 | SRI | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Dahanayake, Isara Banidu | | | 1388 | SRI | 1.00 | 1 | 0.76 | 40 | 30.40 | | | Naotunna, D R | | | 1587 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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) | | | | Kalutara Chess Festival 2016 | Kalutara | SRI | 2016-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1534 | 1187 | 1.00 | 4 | 0.54 | 40 | 21.60 | |
| | Fernando, J M Marlon P | | | 1587 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Kulatunga, Dinithi | | | 1517 | SRI | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Kamala, Piruna | | | 1587 * | SRI | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Ilampoornan, Raguparan | | | 1444 | SRI | 0.00 | 1 | -0.18 | 40 | -7.20 | | | * 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) | | |
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