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Individual Calculations February 2019 |
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| Jakubiec, Artur Total change: -19.30 | |   |
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| 28th Annual North American Open | Las Vegas, Nevada | USA | 2018-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2241 | 2497 | 5.50 | 9 | -1.79 | 10 | -17.90 | |
|  Kong, Dezheng | | | 2142 | CAN | 1.00 | 1 | 0.11 | 10 | 1.10 | |  Ryba, Andrew | | | 2232 | USA | 0.50 | 1 | -0.32 | 10 | -3.20 | | | He, Anthony | f | | 2251 | USA | 0.00 | 1 | -0.81 | 10 | -8.10 | | | Cervantes Landeiro, Thalia | | wm | 2167 | USA | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Guo, Arthur | m | | 2271 | USA | 1.00 | 1 | 0.21 | 10 | 2.10 | | | Martin Del Campo C., Roberto | m | | 2313 | MEX | 0.50 | 1 | -0.24 | 10 | -2.40 | | | Lin, Andy | | | 2241 | USA | 0.50 | 1 | -0.31 | 10 | -3.10 | | | Lehmann, Spencer | | | 2254 | USA | 0.50 | 1 | -0.30 | 10 | -3.00 | | | Blanco Fernandez, Alvaro | m | | 2302 | MEX | 0.50 | 1 | -0.25 | 10 | -2.50 | |
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) | | | | Extraliga druzstev 2018/2019 r5-6 | various | CZE | 2019-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2446 | 2496 | 1.00 | 2 | -0.14 | 10 | -1.40 | |
| | Mroziak, Maciej | m | | 2378 | POL | 0.50 | 1 | -0.16 | 10 | -1.60 | | | Antoniewski, Rafal | g | | 2513 | POL | 0.50 | 1 | 0.02 | 10 | 0.20 | |
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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