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Individual Calculations April 2018 |
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| Zhou, Jianchao Total change: 4.90 | |   |
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| 2018 Saco Open | Saco, Maine | USA | 2018-03-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2420 | 2611 | 1.50 | 2 | 0.01 | 10 | 0.10 | |
|  Vigorito, David | m | | 2354 | USA | 1.00 | 1 | 0.18 | 10 | 1.80 | |  Ivanov, Alexander | g | | 2485 | USA | 0.50 | 1 | -0.17 | 10 | -1.70 | |
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) | | | | 51st Virginia Open | Dulles, Virginia | USA | 2018-03-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2260 | 2611 | 4.00 | 4 | 0.48 | 10 | 4.80 | |
| | Failon, Nick | | | 2211 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Warusawitharana, Missaka | | | 2211 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Yang, Qindong | | | 2211 * | CHN | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Balakrishnan, Praveen | m | | 2405 | USA | 1.00 | 1 | 0.24 | 10 | 2.40 | | | * 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) | | |
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