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Individual Calculations March 2011 |
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| Sevillano, Enrico Total change: -5.20 | |   |
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| 20th Annual North American Open | Las Vegas, Nevada | USA | 2010-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2260 | 2508 | 3.00 | 5 | -1.02 | 10 | -10.20 | |
|  Wang, Kevin | | | 2176 | USA | 0.50 | 1 | -0.38 | 10 | -3.80 | |  Coleman, Teddy | f | | 2282 | USA | 0.50 | 1 | -0.29 | 10 | -2.90 | | | Pearson, Michael I | | | 2202 | USA | 1.00 | 1 | 0.14 | 10 | 1.40 | | | Sharma, Arun | | | 2287 | USA | 0.50 | 1 | -0.28 | 10 | -2.80 | | | Gulamali, Kazim | f | | 2352 | USA | 0.50 | 1 | -0.21 | 10 | -2.10 | |
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) | | | | 2nd Annual Golden State Open | Concord, California | USA | 2011-01-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2443 | 2522 | 3.50 | 5 | 0.54 | 10 | 5.40 | |
| | Pupols, Viktors | | | 2181 | USA | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Stopa, Jacek | m | | 2451 | POL | 1.00 | 1 | 0.40 | 10 | 4.00 | | | Paragua, Mark C | g | | 2521 | PHI | 0.50 | 1 | 0.00 | 10 | 0.00 | | | Khachiyan, Melikset | g | | 2518 | USA | 1.00 | 1 | 0.49 | 10 | 4.90 | | | Bojkov, Dejan | g | | 2544 | BUL | 0.00 | 1 | -0.47 | 10 | -4.70 | |
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) | | | | 28th Annual US Amateur Team Championship - West | Woodland Hills, California | USA | 2011-02-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2289 | 2522 | 1.50 | 2 | -0.04 | 10 | -0.40 | |
| | Aldama, Dionisio | m | | 2419 | MEX | 0.50 | 1 | -0.14 | 10 | -1.40 | | | Tan, Derek J | | | 2158 | USA | 1.00 | 1 | 0.10 | 10 | 1.00 | |
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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