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Individual Calculations August 2017 |
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| Grabinsky, Aaron Total change: -8.60 | |   |
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| 11th Annual Philadelphia International | Philadelphia, Pennsylvania | USA | 2017-06-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2244 | 2338 | 3.50 | 8 | -1.27 | 20 | -25.40 | |
|  Barbosa, Oliver | g | | 2511 | PHI | 0.00 | 1 | -0.27 | 20 | -5.40 | |  Mujumdar, Sameer Suhas | | | 2089 | USA | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Zhou, Jianchao | g | | 2595 | CHN | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Eswaran, Ashritha | | wm | 2085 | USA | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Nguyen, Tan | f | | 1949 | USA | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Becerra Rivero, Julio | g | | 2556 | USA | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Zhang, Chao | | | 2229 | USA | 0.00 | 1 | -0.65 | 20 | -13.00 | | | Shepherd, Duncan | | | 1938 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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) | | | | 45th Annual World Open | Philadelphia, Pennsylvania | USA | 2017-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2243 | 2338 | 5.00 | 9 | -0.51 | 20 | -10.20 | |
| | Guddanti, Harshita | | | 2023 | IND | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Becerra Rivero, Julio | g | | 2556 | USA | 0.50 | 1 | 0.28 | 20 | 5.60 | | | Sevian, Samuel | g | | 2601 | USA | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Drake, Jason | | | 2104 | USA | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Kaulule Siame, Kela | | | 2165 | ZAM | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Abdi, Farzad | | | 2108 | USA | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Brown, Michael William | m | | 2489 | USA | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Yoo, Christopher Woojin | | | 2128 | USA | 0.00 | 1 | -0.77 | 20 | -15.40 | | | Wang, Jason | | | 2016 | USA | 1.00 | 1 | 0.13 | 20 | 2.60 | |
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) | | | | 10th Annual Chicago Class | Wheeling, Illinois | USA | 2017-07-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2255 | 2367 | 4.50 | 5 | 1.35 | 20 | 27.00 | |
| | Stevens, Matthew | | | 2103 | USA | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Greanias, Steven | f | | 2052 | USA | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Proleiko, Julian | | | 2224 | USA | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Schmakel, Sam A | f | | 2381 | USA | 0.50 | 1 | 0.02 | 20 | 0.40 | | | Georgiev, Vladimir | g | | 2513 | MKD | 1.00 | 1 | 0.70 | 20 | 14.00 | |
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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