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Individual Calculations May 2012 |
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| Dahl, Matthew D Total change: -12.30 | |   |
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| 42nd Annual World Amateur Team and US Team East | Parsippany, New Jersey | USA | 2012-02-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2132 | 2102 | 1.00 | 3 | -0.37 | 15 | -5.55 | |
|  Schwartz, Maxwell | | | 2066 | USA | 0.00 | 1 | -0.55 | 15 | -8.25 | |  Larkins, Larry R | | | 2156 | USA | 1.00 | 1 | 0.58 | 15 | 8.70 | | | Ryba, Andrew | | | 2174 | USA | 0.00 | 1 | -0.40 | 15 | -6.00 | |
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) | | | | Chess.MN 12th FIDE Open Rating Tournament | Minneapolis, Minnesota | USA | 2012-03-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1896 | 2116 | 1.50 | 3 | -0.77 | 15 | -11.55 | |
| | Titus, Andrew L | | | 1716 * | USA | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Weatherspoon, Kyler J | | | 1952 | USA | 0.50 | 1 | -0.22 | 15 | -3.30 | | | Amarasinghe, Prashantha | | | 2019 | SRI | 0.00 | 1 | -0.63 | 15 | -9.45 | | | * 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 Minnesota Closed Championship | Minneapolis, Minnesota | USA | 2012-03-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2254 | 2116 | 2.00 | 5 | 0.32 | 15 | 4.80 | |
| | Ulrich, Tommy | | | 2090 | USA | 1.00 | 1 | 0.46 | 15 | 6.90 | | | Bartholomew, John | m | | 2440 | USA | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Drake, Jason M | | | 2191 | USA | 1.00 | 1 | 0.60 | 15 | 9.00 | | | Iwu, Okechukwu A | | | 2161 | USA | 0.00 | 1 | -0.44 | 15 | -6.60 | | | Nagle, Sean M | f | | 2389 | USA | 0.00 | 1 | -0.17 | 15 | -2.55 | |
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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