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Individual Calculations March 2012 |
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| Mandrusov, George Total change: 12.30 | |   |
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| 21st Annual North American Open - Open Section | Las Vegas, Nevada | USA | 2011-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2246 | 1961 | 1.00 | 4 | 0.30 | 30 | 9.00 | |
|  Adamson, Robby | f | | 2315 | USA | 0.00 | 1 | -0.11 | 30 | -3.30 | |  Zenyuk, Iryna | c | wm | 2234 | USA | 0.00 | 1 | -0.17 | 30 | -5.10 | | | Kretchetov, Alexandre | f | | 2347 | RUS | 0.50 | 1 | 0.41 | 30 | 12.30 | | | Ebrahim-Shirazi, Behrooz | | | 2089 | CAN | 0.50 | 1 | 0.17 | 30 | 5.10 | |
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) | | | | 2011/12 New Year Open | Santa Clara, California | USA | 2011-12-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1867 | 1961 | 2.00 | 3 | 0.24 | 30 | 7.20 | |
| | Ganesh, Vikram | | | 1561 * | USA | 0.00 | 1 | -0.92 | 30 | -27.60 | | | Banik, Siddharth G | | | 1959 | USA | 1.00 | 1 | 0.50 | 30 | 15.00 | | | Karas, Nicholas | | | 2080 | USA | 1.00 | 1 | 0.66 | 30 | 19.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | 29th Annual US Amateur Team Championship West | Santa Clara, California | USA | 2012-02-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2278 | 1961 | 0.00 | 1 | -0.13 | 30 | -3.90 | |
| | Dean, Jim H | f | | 2278 | USA | 0.00 | 1 | -0.13 | 30 | -3.90 | |
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) | | |
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