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Individual Calculations August 2017 |
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| Petrosian, Tigran L. Total change: 20.30 | |   |
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| 2017 National Open | Las Vegas, Nevada | USA | 2017-06-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2599 | 2595 | 2.00 | 3 | 0.52 | 10 | 5.20 | |
|  Nyzhnyk, Illya | g | | 2612 | UKR | 0.50 | 1 | 0.02 | 10 | 0.20 | |  Li, Ruifeng | g | | 2571 | USA | 1.00 | 1 | 0.47 | 10 | 4.70 | | | Gordievsky, Dmitry | m | | 2613 | RUS | 0.50 | 1 | 0.03 | 10 | 0.30 | |
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) | | | | 45th Annual World Open | Philadelphia, Pennsylvania | USA | 2017-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2460 | 2595 | 7.50 | 9 | 1.51 | 10 | 15.10 | |
| | Yanayt, Eugene | f | | 2195 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Perez, Robert M | | | 2365 | USA | 1.00 | 1 | 0.21 | 10 | 2.10 | | | Panjwani, Raja | m | | 2404 | CAN | 1.00 | 1 | 0.25 | 10 | 2.50 | | | Stripunsky, Alexander | g | | 2536 | USA | 0.50 | 1 | -0.08 | 10 | -0.80 | | | Yang, Kaiqi | m | | 2415 | CHN | 1.00 | 1 | 0.26 | 10 | 2.60 | | | Xiong, Jeffery | g | | 2658 | USA | 0.00 | 1 | -0.41 | 10 | -4.10 | | | Tang, Andrew | m | | 2461 | USA | 1.00 | 1 | 0.32 | 10 | 3.20 | | | Zhou, Jianchao | g | | 2595 | CHN | 1.00 | 1 | 0.50 | 10 | 5.00 | | | Barbosa, Oliver | g | | 2511 | PHI | 1.00 | 1 | 0.38 | 10 | 3.80 | | | * 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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