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Individual Calculations March 2012 |
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| Kudrin, Sergey Total change: 14.10 | |   |
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| 30th Annual Empire City Open | New York, New York | USA | 2011-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2271 | 2540 | 5.00 | 6 | 0.19 | 10 | 1.90 | |
|  Rabin, Evan Z | | | 2140 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Rozman, Levy | | | 2140 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Pressman, Leif A | f | | 2284 | USA | 1.00 | 1 | 0.19 | 10 | 1.90 | | | Stripunsky, Alexandr | g | | 2563 | USA | 0.50 | 1 | 0.03 | 10 | 0.30 | | | Bodek, Michael H | | | 2236 | USA | 0.50 | 1 | -0.36 | 10 | -3.60 | | | Velikhanli, Firuza | | wg | 2262 | AZE | 1.00 | 1 | 0.17 | 10 | 1.70 | | | * 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) | | | | 2012 Marshall January Grand Prix | New York, New York | USA | 2012-01-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2315 | 2533 | 1.50 | 2 | -0.05 | 10 | -0.50 | |
| | Ostrovskiy, Aleksandr | f | | 2319 | USA | 0.50 | 1 | -0.27 | 10 | -2.70 | | | Bonin, Jay | m | | 2311 | USA | 1.00 | 1 | 0.22 | 10 | 2.20 | |
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) | | | | Land of the Sky XXV | Asheville, North Carolina | USA | 2012-01-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2342 | 2533 | 4.50 | 5 | 0.97 | 10 | 9.70 | |
| | Potter, John R | | | 2198 | USA | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Jones, Craig W | | | 2204 | USA | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Gareyev, Timur | g | | 2645 | UZB | 0.50 | 1 | 0.15 | 10 | 1.50 | | | Shabalov, Alexander | g | | 2531 | USA | 1.00 | 1 | 0.50 | 10 | 5.00 | | | Mestres, Misael D | | | 2133 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | * 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) | | | | 2012 Marshall February Grand Prix | New York, New York | USA | 2012-02-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2222 | 2533 | 2.00 | 2 | 0.30 | 10 | 3.00 | |
| | Privman, Boris | f | | 2133 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Bonin, Jay Richard | m | | 2311 | USA | 1.00 | 1 | 0.22 | 10 | 2.20 | | | * 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) | | |
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