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Individual Calculations May 2010 |
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| Dahl, Matthew D Total change: 8.85 | |   |
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| Chess.MN 3rd FIDE Invitational Rating Tournament | St. Paul, Minnesota | USA | 2010-02-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2085 | 2054 | 5.50 | 9 | 1.37 | 15 | 20.55 | |
|  Mattson, Dane M | | | 2080 | USA | 0.50 | 1 | 0.04 | 15 | 0.60 | |  Iwu, Okechukwu Ane | | | 2175 | USA | 0.00 | 1 | -0.34 | 15 | -5.10 | | | Odeh, Kenneth | | | 2012 | NGR | 1.00 | 1 | 0.44 | 15 | 6.60 | | | Hortillosa, Andres | | | 2068 | USA | 1.00 | 1 | 0.52 | 15 | 7.80 | | | Amarasinghe, Prashantha | | | 1959 | SRI | 1.00 | 1 | 0.37 | 15 | 5.55 | | | Karagianis, Petros | | | 2203 | USA | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Wasiluk, Kevin | | | 2214 | USA | 0.50 | 1 | 0.21 | 15 | 3.15 | | | Purcell, Brendan T | | | 1997 | USA | 1.00 | 1 | 0.42 | 15 | 6.30 | | | Ratliff, David | | | 2060 | USA | 0.50 | 1 | 0.01 | 15 | 0.15 | |
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) | | | | Philadelphia Open | Philadelphia, Pennsylvania | USA | 2010-03-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2190 | 2054 | 1.50 | 7 | -0.78 | 15 | -11.70 | |
| | Uesugi, Shinsaku | f | | 2323 | JPN | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Tate, Emory A | m | | 2326 | USA | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Iwu, Okechukwu A | | | 2175 | USA | 0.00 | 1 | -0.34 | 15 | -5.10 | | | Sandager, Stephen | | | 2161 | USA | 0.50 | 1 | 0.15 | 15 | 2.25 | | | Markzon, Gregory | f | | 2218 | USA | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Strenzwilk, Denis | | | 2013 | USA | 1.00 | 1 | 0.44 | 15 | 6.60 | | | Stancil, Kimani A | | | 2116 | USA | 0.00 | 1 | -0.41 | 15 | -6.15 | |
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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