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Individual Calculations May 2010 |
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| Amarasinghe, Prashantha Total change: 15.30 | |   |
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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 |
| 2096 | 1959 | 4.50 | 9 | 1.59 | 15 | 23.85 | |
|  Odeh, Kenneth | | | 2012 | NGR | 1.00 | 1 | 0.57 | 15 | 8.55 | |  Purcell, Brendan T | | | 1997 | USA | 0.50 | 1 | 0.05 | 15 | 0.75 | | | Hortillosa, Andres | | | 2068 | USA | 0.50 | 1 | 0.15 | 15 | 2.25 | | | Ratliff, David | | | 2060 | USA | 1.00 | 1 | 0.64 | 15 | 9.60 | | | Dahl, Matthew D | | | 2054 | USA | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Mattson, Dane M | | | 2080 | USA | 0.50 | 1 | 0.16 | 15 | 2.40 | | | Karagianis, Petros | | | 2203 | USA | 0.50 | 1 | 0.30 | 15 | 4.50 | | | Iwu, Okechukwu Ane | | | 2175 | USA | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Wasiluk, Kevin | | | 2214 | USA | 0.50 | 1 | 0.31 | 15 | 4.65 | |
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) | | | | 2010 World Amateur Chess Championships | Skokie, Illinois | USA | 2010-03-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1930 | 1982 | 0.00 | 1 | -0.57 | 15 | -8.55 | |
| | Anu, Bayar | | | 1930 | MGL | 0.00 | 1 | -0.57 | 15 | -8.55 | |
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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