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Individual Calculations February 2015 |
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| Lyell, Mark Total change: -17.20 | |   |
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| Schaakfestival Groningen 2014 Open A | Groningen | NED | 2014-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2203 | 2236 | 5.00 | 9 | 0.25 | 20 | 5.00 | |
|  Acikel, Mert | | | 1917 | GER | 1.00 | 1 | 0.13 | 20 | 2.60 | |  Biolek, Richard Jr. | m | | 2446 | CZE | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Kokje, Joris | | | 1865 | NED | 0.50 | 1 | -0.40 | 20 | -8.00 | | | Dijkstra, Arjan | | | 2029 | NED | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Beukema, Stefan | f | | 2364 | BEL | 0.50 | 1 | 0.17 | 20 | 3.40 | | | Baghdasaryan, Vahe | m | | 2368 | ARM | 0.00 | 1 | -0.32 | 20 | -6.40 | | | De Groot, Hendrik | | | 2097 | NED | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Von Meijenfeldt, Bart | f | | 2326 | NED | 1.00 | 1 | 0.62 | 20 | 12.40 | | | Nakar, Eylon | m | | 2419 | ISR | 0.00 | 1 | -0.26 | 20 | -5.20 | |
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) | | | | 4NCL 2014-15 Rounds 3-4 | Various | ENG | 2015-01-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2382 | 2256 | 1.00 | 2 | 0.32 | 20 | 6.40 | |
| | Ghasi, Ameet K | m | | 2471 | ENG | 0.50 | 1 | 0.27 | 20 | 5.40 | | | Dragicevic, Drazen | f | | 2292 | SWE | 0.50 | 1 | 0.05 | 20 | 1.00 | |
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) | | | | Tata Steel Chess Tournament 2015 - T1A | Wijk aan Zee | NED | 2015-01-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2219 | 2256 | 3.50 | 9 | -1.43 | 20 | -28.60 | |
| | Vistisen, Lars | | | 2140 | DEN | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Sula, Avni | | | 2055 | ALB | 0.00 | 1 | -0.76 | 20 | -15.20 | | | Vereggen, Lars | | | 2217 | NED | 1.00 | 1 | 0.45 | 20 | 9.00 | | | Van Der Lende, Ilias | | | 2272 | NED | 0.00 | 1 | -0.48 | 20 | -9.60 | | | Van Veen, Oscar | f | | 2283 | NED | 0.00 | 1 | -0.46 | 20 | -9.20 | | | Duijker, Rick | f | | 2254 | NED | 0.50 | 1 | 0.00 | 20 | 0.00 | | | Daverkausen, Bernd | | | 2221 | GER | 1.00 | 1 | 0.45 | 20 | 9.00 | | | Fayard, Alain | f | | 2231 | FRA | 0.00 | 1 | -0.53 | 20 | -10.60 | | | Breukelman, Jan | f | | 2297 | NED | 0.00 | 1 | -0.44 | 20 | -8.80 | |
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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