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Individual Calculations March 2012 |
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| Brown, Michael William Total change: 28.05 | |   |
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| 21st Annual North American Open - U2300 Section | Las Vegas, Nevada | USA | 2011-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2117 | 2193 | 4.50 | 6 | 0.88 | 15 | 13.20 | |
|  Zhang, Eric | | | 2010 | USA | 1.00 | 1 | 0.26 | 15 | 3.90 | |  Velikanov, Alexander | | | 2129 | USA | 0.50 | 1 | -0.09 | 15 | -1.35 | | | Iinuma, Paul Y | | | 2063 | USA | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Langer, Michael | f | | 2206 | USA | 0.50 | 1 | 0.02 | 15 | 0.30 | | | Heung, Christopher | | | 2134 | USA | 1.00 | 1 | 0.42 | 15 | 6.30 | | | Perepelitsky, Edward | | | 2158 | USA | 0.50 | 1 | -0.05 | 15 | -0.75 | |
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) | | | | 3rd Annual Golden State Open | Concord, California | USA | 2012-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2257 | 2183 | 2.50 | 5 | 0.40 | 15 | 6.00 | |
| | Rand, Mark R | | | 1991 | USA | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Pavlovic, Milos M | m | | 2491 | SRB | 0.00 | 1 | -0.14 | 15 | -2.10 | | | Perelshteyn, Eugene | g | | 2526 | USA | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Beilin, Allan | | | 1922 | USA | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Chen, Howard Jed | | | 2356 | USA | 0.50 | 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) | | | | 2012 Recession Buster | San Diego, California | USA | 2012-02-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2202 | 2183 | 2.50 | 4 | 0.59 | 15 | 8.85 | |
| | Amanov, Zhanibek | m | | 2402 | KAZ | 0.00 | 1 | -0.22 | 15 | -3.30 | | | King, Alexander | | | 2081 | USA | 0.50 | 1 | -0.14 | 15 | -2.10 | | | West, Vanessa | | | 2047 | USA | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Akopyan, Harutyan | f | | 2279 | USA | 1.00 | 1 | 0.63 | 15 | 9.45 | |
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) | | |
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