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Individual Calculations July 2017 |
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| Peng, David T Total change: 49.20 | |   |
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| 26th Annual Chicago Open | Wheeling, Illinois | USA | 2017-05-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2391 | 2254 | 4.00 | 8 | 1.36 | 20 | 27.20 | |
|  Friedel, Joshua E | g | | 2528 | USA | 0.00 | 1 | -0.17 | 20 | -3.40 | |  Freitag, Todd M | | | 2100 | USA | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Mulyar, Michael A | m | | 2407 | USA | 1.00 | 1 | 0.70 | 20 | 14.00 | | | Popilski, Gil | g | | 2544 | ISR | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Shankar, Gauri | f | | 2354 | IND | 0.00 | 1 | -0.36 | 20 | -7.20 | | | Williams, Justus D | f | | 2383 | USA | 1.00 | 1 | 0.67 | 20 | 13.40 | | | Troff, Kayden W | g | | 2482 | USA | 0.50 | 1 | 0.29 | 20 | 5.80 | | | Ampie, Mauro | f | | 2327 | NCA | 0.50 | 1 | 0.10 | 20 | 2.00 | |
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) | | | | Wisconsin International Chess Festival | Madison, Wisconsin | USA | 2017-06-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2200 | 2254 | 6.00 | 9 | 1.10 | 20 | 22.00 | |
| | Jin, Ashton | | | 1854 * | USA | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Narayanan, Samrug | | | 1854 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Xu, Arthur Zihan | | | 1912 | USA | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Rozman, Levy | f | | 2391 | USA | 1.00 | 1 | 0.68 | 20 | 13.60 | | | Stukopin, Andrey | g | | 2577 | RUS | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Fishbein, Alexander | g | | 2466 | USA | 0.50 | 1 | 0.27 | 20 | 5.40 | | | Homa, Seth | f | | 2281 | USA | 1.00 | 1 | 0.54 | 20 | 10.80 | | | Friedel, Joshua E | g | | 2528 | USA | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Johnston, Daniel F | | | 1935 | USA | 1.00 | 1 | 0.13 | 20 | 2.60 | | | * 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) | | |
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