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Individual Calculations February 2016 |
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| Vibbert, Sean Total change: 37.40 | |   |
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| 25th Annual North American Open | Las Vegas, Nevada | USA | 2015-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2374 | 2313 | 5.50 | 9 | 1.87 | 20 | 37.40 | |
|  Chang, Eliam Huai-Yang | | | 1913 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Bartholomew, John | m | | 2443 | USA | 0.50 | 1 | 0.18 | 20 | 3.60 | | | Chiku-Ratte, Olivier-Kenta | f | | 2376 | CAN | 1.00 | 1 | 0.59 | 20 | 11.80 | | | Tarjan, James E | g | | 2478 | USA | 0.50 | 1 | 0.22 | 20 | 4.40 | | | Checa, Nicolas D | f | | 2419 | USA | 0.50 | 1 | 0.14 | 20 | 2.80 | | | Kiewra, Keaton F | m | | 2444 | USA | 0.50 | 1 | 0.18 | 20 | 3.60 | | | Bryant, John Daniel | m | | 2409 | USA | 0.50 | 1 | 0.13 | 20 | 2.60 | | | Sipos, Istvan | m | | 2496 | HUN | 0.50 | 1 | 0.24 | 20 | 4.80 | | | Zhai, Mo | | wm | 2391 | CHN | 0.50 | 1 | 0.11 | 20 | 2.20 | | | * 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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