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Individual Calculations March 2012 |
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| King, Alexander B Total change: 58.80 | |   |
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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 |
| 2076 | 2081 | 2.50 | 5 | 0.00 | 30 | 0.00 | |
|  Bonin, Jay | m | | 2314 | USA | 0.00 | 1 | -0.21 | 30 | -6.30 | |  Campi, William | | | 1769 | THA | 1.00 | 1 | 0.14 | 30 | 4.20 | | | Reverby, Miro | | | 2161 | USA | 0.00 | 1 | -0.39 | 30 | -11.70 | | | Char, H W | | | 2003 | USA | 1.00 | 1 | 0.39 | 30 | 11.70 | | | Black Jr, James A | | | 2132 | USA | 0.50 | 1 | 0.07 | 30 | 2.10 | |
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) | | | | 16th Metropolitan Chess FIDE Qualifier | Los Angeles, California | USA | 2012-01-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2000 | 2081 | 2.00 | 2 | 0.78 | 30 | 23.40 | |
| | Iyengar, Udit | | | 1991 | USA | 1.00 | 1 | 0.38 | 30 | 11.40 | | | Ruiz Jr, Alejandro | | | 2008 | USA | 1.00 | 1 | 0.40 | 30 | 12.00 | |
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 |
| 2335 | 2081 | 2.00 | 4 | 1.18 | 30 | 35.40 | |
| | Sevillano, Enrico | m | | 2481 * | USA | 0.00 | 1 | -0.08 | 30 | -2.40 | | | Brown, Michael W | | | 2183 | USA | 0.50 | 1 | 0.14 | 30 | 4.20 | | | Carreto, Giovanni | c | | 2261 | MEX | 1.00 | 1 | 0.74 | 30 | 22.20 | | | Matikozyan, Andranik | m | | 2414 | ARM | 0.50 | 1 | 0.38 | 30 | 11.40 | | | * 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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