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Individual Calculations July 2011 |
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| Kacheishvili, Giorgi Total change: -17.50 | |   |
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| 20th Annual Chicago Open | Wheeling, Illinois | USA | 2011-05-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2356 | 2599 | 6.00 | 9 | -1.09 | 10 | -10.90 | |
|  Chen, Howard J | | | 2297 | USA | 1.00 | 1 | 0.15 | 10 | 1.50 | |  Stopa, Jacek | m | | 2460 | POL | 0.00 | 1 | -0.69 | 10 | -6.90 | | | Greanias, Steven D | | | 2199 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Ding, Jialin | | | 2199 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Mandizha, Farai | f | | 2395 | ZIM | 1.00 | 1 | 0.24 | 10 | 2.40 | | | Gurevich, Dmitry | g | | 2476 | USA | 0.50 | 1 | -0.17 | 10 | -1.70 | | | Hungaski, Robert A | m | | 2452 | USA | 0.00 | 1 | -0.70 | 10 | -7.00 | | | Arjun, Vishnuvardh | m | | 2309 | IND | 1.00 | 1 | 0.16 | 10 | 1.60 | | | Holt, Conrad | f | | 2417 | USA | 0.50 | 1 | -0.24 | 10 | -2.40 | | | * 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) | | | | 2011 National Open - Open Section | Las Vegas, Nevada | USA | 2011-06-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2405 | 2599 | 3.00 | 5 | -0.66 | 10 | -6.60 | |
| | Aldama, Dionisio | m | | 2409 | MEX | 0.00 | 1 | -0.75 | 10 | -7.50 | | | Feinstein, Michael | f | | 2257 | USA | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Tate, Emory A | m | | 2300 | USA | 1.00 | 1 | 0.15 | 10 | 1.50 | | | Matikozyan, Andranik | m | | 2458 | ARM | 1.00 | 1 | 0.31 | 10 | 3.10 | | | Akobian, Varuzhan | g | | 2603 | USA | 0.00 | 1 | -0.49 | 10 | -4.90 | |
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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