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Individual Calculations January 2010 |
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| Michaelides, Matthew Total change: -22.50 | |   |
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| 27th Annual Sands Regency - Western States Open | Reno, Nevada | USA | 2009-10-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2269 | 2163 | 1.50 | 5 | -0.30 | 25 | -7.50 | |
|  Yang, Darwin | f | | 2282 | USA | 0.00 | 1 | -0.34 | 25 | -8.50 | | | Mezentsev, Vladimir | m | | 2383 | RUS | 1.00 | 1 | 0.78 | 25 | 19.50 | |  Pearson, Michael | | | 2170 | USA | 0.00 | 1 | -0.49 | 25 | -12.25 | | | Feinstein, Michael | f | | 2296 | USA | 0.50 | 1 | 0.18 | 25 | 4.50 | | | Poehlmann, Roger M | | | 2212 | USA | 0.00 | 1 | -0.43 | 25 | -10.75 | |
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) | | | | 9th Annual Ken Smith Memorial Open | Fort Worth, Texas | USA | 2009-11-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2007 | 2184 | 1.50 | 3 | -0.60 | 25 | -15.00 | |
| | Baumann, Glenn | | | 1784 * | USA | 1.00 | 1 | 0.08 | 25 | 2.00 | | | Nonchev, Kalin K | | | 2165 | USA | 0.50 | 1 | -0.03 | 25 | -0.75 | | | Jayakumar, Adarsh | | | 2071 | USA | 0.00 | 1 | -0.65 | 25 | -16.25 | | | * 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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