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Individual Calculations May 2015 |
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| Sorkin, Igor Total change: 33.40 | |   |
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| 9th Annual Philadelphia Open | Philadelphia, Pennsylvania | USA | 2015-04-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2377 | 2325 | 5.50 | 9 | 1.67 | 20 | 33.40 | |
|  Elezi, Luan | | | 2100 | USA | 1.00 | 1 | 0.22 | 20 | 4.40 | |  Margvelashvili, George | g | | 2539 | GEO | 1.00 | 1 | 0.77 | 20 | 15.40 | | | Xiong, Jeffery | m | | 2482 | USA | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Kannappan, Priyadharshan | m | | 2456 | IND | 0.50 | 1 | 0.18 | 20 | 3.60 | | | Gerzhoy, Leonid | m | | 2430 | CAN | 0.50 | 1 | 0.14 | 20 | 2.80 | | | Tanenbaum, Zachary | | | 2064 | USA | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Mulyar, Michael A | m | | 2412 | USA | 0.50 | 1 | 0.12 | 20 | 2.40 | | | Li, Ruifeng | f | | 2426 | USA | 1.00 | 1 | 0.64 | 20 | 12.80 | | | Zierk, Steven C | m | | 2485 | USA | 0.00 | 1 | -0.29 | 20 | -5.80 | |
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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