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Individual Calculations July 2016 |
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| Ludwig, John G Total change: 24.80 | |   |
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| 25th Annual Chicago Open | Wheeling, Illinois | USA | 2016-05-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2324 | 2348 | 5.00 | 9 | 0.33 | 20 | 6.60 | |
|  Pryor, Jamieson | | | 1948 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Perelshteyn, Eugene | g | | 2525 | USA | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Greanias, Steve | f | | 2116 | USA | 0.50 | 1 | -0.29 | 20 | -5.80 | | | Whaley, Davis M | | | 2212 | USA | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Mitkov, Nikola | g | | 2468 | MKD | 1.00 | 1 | 0.66 | 20 | 13.20 | | | Macieja, Bartlomiej | g | | 2554 | POL | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Sarkar, Justin | m | | 2430 | USA | 0.00 | 1 | -0.39 | 20 | -7.80 | | | Li, Ben | | | 2249 | USA | 1.00 | 1 | 0.36 | 20 | 7.20 | | | Brown, Michael William | f | | 2418 | USA | 0.50 | 1 | 0.10 | 20 | 2.00 | | | * 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) | | | | 8th Summer Solstice Open | Coral Springs, Florida | USA | 2016-06-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2223 | 2348 | 3.50 | 4 | 0.91 | 20 | 18.20 | |
| | Nichols, Anthony T | | | 2010 | USA | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Wijesundara, R. | | | 2116 | SRI | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Becerra Rivero, Julio | g | | 2555 | USA | 1.00 | 1 | 0.77 | 20 | 15.40 | | | Hernandez Perez, Pedro | | | 2209 | CUB | 0.50 | 1 | -0.19 | 20 | -3.80 | |
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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