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Individual Calculations September 2011 |
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| Mo, Kevin Total change: 3.30 | |   |
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| 39th Annual World Open - U2400 Section | Philadelphia, Pennsylvania | USA | 2011-06-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2065 | 2065 | 4.50 | 8 | 0.52 | 15 | 7.80 | |
|  Harmon-Vellotti, Carl | | | 1831 | USA | 0.50 | 1 | -0.29 | 15 | -4.35 | |  Jones, Craig W | | | 2244 | USA | 0.50 | 1 | 0.23 | 15 | 3.45 | | | Pressman, Leif A | | | 2230 | USA | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Winter, Curtis A | | | 1928 | USA | 0.00 | 1 | -0.68 | 15 | -10.20 | | | De Fotis, Gary C | | | 2032 | USA | 1.00 | 1 | 0.45 | 15 | 6.75 | | | Tom, George | | | 2034 | USA | 0.50 | 1 | -0.04 | 15 | -0.60 | | | Lucente, Mike | | | 2041 | USA | 1.00 | 1 | 0.47 | 15 | 7.05 | | | Treger, Yefim | | | 2181 | USA | 1.00 | 1 | 0.66 | 15 | 9.90 | |
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) | | | | 2011 US Cadet Chess Tournament | Crossville, Tennessee | USA | 2011-07-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2167 | 2095 | 2.50 | 7 | -0.32 | 15 | -4.80 | |
| | Shetty, Atulya A | | | 2116 | USA | 0.00 | 1 | -0.47 | 15 | -7.05 | | | Ostrovskiy, Aleksandr | f | | 2294 | USA | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Brown, Michael W | | | 2121 | USA | 1.00 | 1 | 0.54 | 15 | 8.10 | | | Shen, Arthur | f | | 2155 | USA | 0.50 | 1 | 0.08 | 15 | 1.20 | | | Bodek, Michael H | | | 2191 | USA | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Cao, Kevin Y | | | 2131 | USA | 0.00 | 1 | -0.45 | 15 | -6.75 | | | Wang, Andrew C | | | 2158 | USA | 1.00 | 1 | 0.59 | 15 | 8.85 | |
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 |
| 2226 | 2095 | 1.00 | 4 | -0.36 | 15 | -5.40 | |
| | Perez, Samuel | | | 1832 | USA | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Kleiman, Jake | m | | 2375 | USA | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Rodriguez, Eric O | f | | 2320 | USA | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Sarkar, Justin | m | | 2376 | USA | 0.00 | 1 | -0.16 | 15 | -2.40 | |
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 Denker Tournament of High School Champions | Orlando, Florida | USA | 2011-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2151 | 2095 | 2.50 | 5 | 0.38 | 15 | 5.70 | |
| | Yang, Michael | | | 2187 | USA | 0.50 | 1 | 0.13 | 15 | 1.95 | | | Finney, Stuart S | | | 2162 | USA | 1.00 | 1 | 0.59 | 15 | 8.85 | | | Shao, Bob S | | | 2069 | USA | 0.50 | 1 | -0.04 | 15 | -0.60 | | | Ding, Jialin | | | 2178 | USA | 0.50 | 1 | 0.11 | 15 | 1.65 | | | Wang, Andrew C | | | 2158 | USA | 0.00 | 1 | -0.41 | 15 | -6.15 | |
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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