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Individual Calculations September 2013 |
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| Sohal, Tanraj Total change: 27.75 | |   |
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| 2013 BC Day Open | Vancouver | CAN | 2013-08-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2046 | 2130 | 4.00 | 4 | 1.66 | 15 | 24.90 | |
|  Su, Michael | | | 1730 * | CAN | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Cheng, Jack | | | 2042 | CAN | 1.00 | 1 | 0.38 | 15 | 5.70 | |  Pechisker, Alfred | | | 2213 | CAN | 1.00 | 1 | 0.61 | 15 | 9.15 | | | Villavieja, Butch | | | 2198 | PHI | 1.00 | 1 | 0.59 | 15 | 8.85 | | | * 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) | | | | 2013 NAYCC U18 | Toronto | CAN | 2013-08-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2149 | 2130 | 4.00 | 8 | 0.19 | 15 | 2.85 | |
| | Preotu, Razvan | | | 2277 | CAN | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Vibbert, Sean | | | 2317 | USA | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Luo, Zhao Yang | | | 1950 | CAN | 0.50 | 1 | -0.24 | 15 | -3.60 | | | Zhang, Eric Ruiyang | | | 2023 | USA | 1.00 | 1 | 0.35 | 15 | 5.25 | | | Ulrich, Thomas | | | 2295 | USA | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Florea, Alexandru | | | 1971 | CAN | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Knox, Christopher | | | 2074 | CAN | 1.00 | 1 | 0.42 | 15 | 6.30 | | | Qin, Fm Ziyi | | | 2286 | CAN | 0.50 | 1 | 0.21 | 15 | 3.15 | |
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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