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Individual Calculations February 2018 |
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| Gurevich, Dmitry Total change: -13.30 | |   |
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| 50th Annual Liberty Bell Open | Philadelphia, Pennsylvania | USA | 2018-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2268 | 2442 | 3.00 | 5 | -0.35 | 10 | -3.50 | |
|  Launiau, Severin | | | 2080 | FRA | 1.00 | 1 | 0.10 | 10 | 1.00 | |  Lenderman, Aleksandr | g | | 2611 | USA | 0.00 | 1 | -0.28 | 10 | -2.80 | | | Luo, Terry | | | 2042 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Zhang, Alan | | | 2042 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Erenburg, Sergey | g | | 2564 | USA | 0.00 | 1 | -0.33 | 10 | -3.30 | | | * 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) | | | | Chicago Chess Center Jane Addams Memorial | Chicago, Illinois | USA | 2018-01-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2291 | 2442 | 1.00 | 3 | -0.98 | 10 | -9.80 | |
| | Mathur, Rithwik | | | 2046 | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Liang, Awonder | g | | 2572 | USA | 0.00 | 1 | -0.32 | 10 | -3.20 | | | Tsyganov, Igor | f | | 2254 | USA | 0.00 | 1 | -0.74 | 10 | -7.40 | |
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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