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Individual Calculations March 2011 |
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| Abrahamyan, Tatev Total change: -1.50 | |   |
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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 |
| 2197 | 2355 | 3.00 | 6 | -1.26 | 15 | -18.90 | |
|  Kelley, Dereque D | | | 2167 | USA | 0.00 | 1 | -0.74 | 15 | -11.10 | |  Gu, Christopher | | | 2188 | USA | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Eckert, Doug D | f | | 2232 | USA | 0.50 | 1 | -0.17 | 15 | -2.55 | | | Steinfl, Alessandro | | | 2211 | ITA | 0.00 | 1 | -0.69 | 15 | -10.35 | | | Kruml, Joseph | | | 2190 | USA | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Adelberg, David | | | 2191 | USA | 0.50 | 1 | -0.22 | 15 | -3.30 | |
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 Berekely International | Berkeley, California | USA | 2011-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2309 | 2327 | 6.50 | 10 | 1.26 | 15 | 18.90 | |
| | Erenburg, Sergey | g | | 2600 | ISR | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Kavutskiy, Konstantin | | | 2170 | USA | 0.00 | 1 | -0.71 | 15 | -10.65 | | | Pamatmat, Jarod | | | 2100 | USA | 0.50 | 1 | -0.29 | 15 | -4.35 | | | Hills, Kenneth | | | 2161 | USA | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Kleinman, Michael | | | 2127 | CAN | 0.50 | 1 | -0.26 | 15 | -3.90 | | | Manvelyan, Hayk | | | 2158 | USA | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Amanov, Zhanibek | m | | 2421 | KAZ | 0.50 | 1 | 0.13 | 15 | 1.95 | | | Ris, Robert | m | | 2418 | NED | 1.00 | 1 | 0.62 | 15 | 9.30 | | | Yang, Darwin | f | | 2421 | USA | 1.00 | 1 | 0.63 | 15 | 9.45 | | | Kraai, Jesse | g | | 2516 | USA | 1.00 | 1 | 0.75 | 15 | 11.25 | |
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) | | | | 28th Annual US Amateur Team Championship - West | Woodland Hills, California | USA | 2011-02-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2303 | 2327 | 1.50 | 3 | -0.10 | 15 | -1.50 | |
| | Manukyan, Garush | | | 2310 | ARM | 1.00 | 1 | 0.48 | 15 | 7.20 | | | Villanueva, Hugo D | | | 2234 | PHI | 0.00 | 1 | -0.63 | 15 | -9.45 | | | Peters, Jack | m | | 2364 | 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) | | |
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