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Individual Calculations July 2016 |
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| Iwu, Okechukwu N Total change: 49.20 | |   |
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| 25th Annual Chicago Open | Wheeling, Illinois | USA | 2016-05-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2300 | 2132 | 4.50 | 9 | 1.95 | 20 | 39.00 | |
|  Vazquez, Guillermo | m | | 2401 | PAR | 0.50 | 1 | 0.33 | 20 | 6.60 | |  Sarkar, Justin | m | | 2430 | USA | 0.50 | 1 | 0.35 | 20 | 7.00 | | | Ginsburg, Mark | m | | 2329 | USA | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Foisor, Sabina-Francesca | | wg | 2286 | USA | 0.50 | 1 | 0.21 | 20 | 4.20 | | | Menon, Gopal S | | | 2287 | USA | 0.50 | 1 | 0.21 | 20 | 4.20 | | | Zhang, Yuanchen | f | | 2262 | CAN | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Andrews, Todd D. | f | | 2255 | USA | 0.50 | 1 | 0.17 | 20 | 3.40 | | | Whaley, Davis M | | | 2212 | USA | 1.00 | 1 | 0.61 | 20 | 12.20 | | | Haessel, Dale R. | f | | 2234 | CAN | 1.00 | 1 | 0.64 | 20 | 12.80 | |
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) | | | | 2016 Inaugural Minnesota Blizzard FIDE Open | Minneapolis, Minnesota | USA | 2016-06-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2120 | 2132 | 2.50 | 4 | 0.51 | 20 | 10.20 | |
| | Baker, John M | | | 1732 * | USA | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Wahl, Jackson B | | | 2041 | USA | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Johnson, Leonard J | f | | 2289 | USA | 1.00 | 1 | 0.71 | 20 | 14.20 | | | Tang, Andrew | m | | 2416 | USA | 0.00 | 1 | -0.16 | 20 | -3.20 | | | * 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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