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Individual Calculations April 2009 |
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| Lee, Michael Total change: 53.55 | |   |
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| 18th Annual North American Open | Las vegas, Nevada | USA | 2008-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2441 | 2305 | 4.50 | 7 | 2.15 | 15 | 32.25 | |
|  Moon, Ryan J | | | 2213 | USA | 1.00 | 1 | 0.37 | 15 | 5.55 | |  Hess, Robert L | m | | 2493 | USA | 0.50 | 1 | 0.24 | 15 | 3.60 | | | Higgins, Sean K | | | 2178 | USA | 1.00 | 1 | 0.33 | 15 | 4.95 | | | Becerra, Julio J | g | | 2602 | USA | 1.00 | 1 | 0.85 | 15 | 12.75 | | | Khachiyan, Melikset | g | | 2508 | USA | 0.50 | 1 | 0.26 | 15 | 3.90 | | | Ehlvest, Jaan | g | | 2581 | USA | 0.50 | 1 | 0.33 | 15 | 4.95 | | | Sevillano, Enrico | m | | 2512 | USA | 0.00 | 1 | -0.23 | 15 | -3.45 | |
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) | | | | Washington State Championship | Redmond, Washington | USA | 2009-02-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2255 | 2304 | 6.50 | 9 | 1.42 | 15 | 21.30 | |
| | Chen, Howard | | | 2101 | USA | 1.00 | 1 | 0.24 | 15 | 3.60 | | | Sinanan, Joshua C | | | 2201 | USA | 0.50 | 1 | -0.14 | 15 | -2.10 | | | Collyer, Curt D | | | 2259 | USA | 0.50 | 1 | -0.06 | 15 | -0.90 | | | May, Andy P | | | 2121 | USA | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Cozianu, Costin | f | | 2439 | ROU | 0.50 | 1 | 0.18 | 15 | 2.70 | | | Schill Ii, William | f | | 2281 | USA | 1.00 | 1 | 0.47 | 15 | 7.05 | | | Greninger, Harley | | | 2250 | USA | 1.00 | 1 | 0.42 | 15 | 6.30 | | | Perez, Ignacio | f | | 2302 | USA | 1.00 | 1 | 0.50 | 15 | 7.50 | | | Rohonyan, Katerine | | wg | 2337 | USA | 0.00 | 1 | -0.45 | 15 | -6.75 | |
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) | | |
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