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Individual Calculations March 2012 |
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| Rohde, Michael A Total change: -8.00 | |   |
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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 |
| 2234 | 2447 | 0.50 | 1 | -0.27 | 10 | -2.70 | |
|  Tuhrim, Richard J | | | 2234 | USA | 0.50 | 1 | -0.27 | 10 | -2.70 | |
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 |
| 2148 | 2447 | 2.00 | 3 | -0.53 | 10 | -5.30 | |
| | Pillai, Kadhir A | | | 2047 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Tuhrim, Richard J | | | 2234 | USA | 1.00 | 1 | 0.23 | 10 | 2.30 | | | Black Jr, James A | | | 2163 | USA | 0.00 | 1 | -0.84 | 10 | -8.40 | | | * 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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