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Individual Calculations April 2018 |
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| Cummings, David H. Total change: 13.50 | |   |
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| GAMMA Reykjavik Open 2018 - Bobby Fischer Memorial | Reykjavik | ISL | 2018-03-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2298 | 2322 | 6.00 | 9 | 1.35 | 10 | 13.50 | |
|  Larson, Gerald | | | 2065 | USA | 1.00 | 1 | 0.18 | 10 | 1.80 | |  Ramirez, Alejandro | g | | 2568 | USA | 0.50 | 1 | 0.31 | 10 | 3.10 | | | L`ami, Erwin | g | | 2634 | NED | 0.00 | 1 | -0.14 | 10 | -1.40 | | | Sajjadi, Kimiya | | | 1958 | NOR | 1.00 | 1 | 0.10 | 10 | 1.00 | | | Zhou, Aiden | | | 1977 | CAN | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Hjartarson, Johann | g | | 2513 | ISL | 0.50 | 1 | 0.25 | 10 | 2.50 | | | Moradiabadi, Elshan | g | | 2535 | USA | 0.50 | 1 | 0.27 | 10 | 2.70 | | | Norowitz, Yaacov | m | | 2412 | USA | 0.50 | 1 | 0.12 | 10 | 1.20 | | | Birkisson, Bjorn Holm | | | 2022 | ISL | 1.00 | 1 | 0.15 | 10 | 1.50 | |
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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