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Individual Calculations September 2011 |
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| Mu, Joshua Total change: 26.55 | |   |
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| 39th Annual World Open - U2200 Section | Philadelphia, Pennsylvania | USA | 2011-06-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2065 | 2145 | 5.50 | 6 | 1.92 | 15 | 28.80 | |
|  Mc Claren, Sean P | | | 2006 | USA | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Beilin, Allan | | | 1845 | USA | 0.50 | 1 | -0.35 | 15 | -5.25 | |  Trammell Iii, George | | | 2040 | USA | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Xu, Yuan | | | 2158 | USA | 1.00 | 1 | 0.52 | 15 | 7.80 | | | Toolin, Christopher | | | 2164 | USA | 1.00 | 1 | 0.53 | 15 | 7.95 | | | Juac, Majur | | | 2178 | USA | 1.00 | 1 | 0.55 | 15 | 8.25 | |
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) | | | | 38th Lipkin/ Pfefferkorn Open | Greensboro, North Carolina | USA | 2011-07-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2078 | 2145 | 2.00 | 3 | 0.22 | 15 | 3.30 | |
| | McCartney, Patrick | | | 2072 | USA | 1.00 | 1 | 0.40 | 15 | 6.00 | | | Larkins, Larry R | | | 2140 | USA | 0.50 | 1 | -0.01 | 15 | -0.15 | | | Xin, Samuel L | | | 2022 | USA | 0.50 | 1 | -0.17 | 15 | -2.55 | |
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) | | | | 112th Annual US Open | Orlando, Florida | USA | 2011-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2160 | 2145 | 2.50 | 6 | -0.37 | 15 | -5.55 | |
| | Harmon-Vellotti, Luke | | | 2184 | USA | 0.50 | 1 | 0.05 | 15 | 0.75 | | | Casden, Alan | | | 2153 | USA | 0.00 | 1 | -0.49 | 15 | -7.35 | | | Adams, Nicholas | | | 2240 | USA | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Perez, Samuel | | | 1832 | USA | 1.00 | 1 | 0.14 | 15 | 2.10 | | | Myers, Dominique | | | 2109 | USA | 1.00 | 1 | 0.45 | 15 | 6.75 | | | Bartholomew, John | m | | 2442 | USA | 0.00 | 1 | -0.15 | 15 | -2.25 | |
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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