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Individual Calculations March 2011 |
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| Hortillosa, Andres Total change: -12.60 | |   |
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| Chess.MN 5th FIDE Open Rating Tournament | Minneapolis,MN | USA | 2011-01-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1946 | 1987 | 0.50 | 2 | -0.61 | 15 | -9.15 | |
|  Amarasinghe, Prashantha | | | 2009 | SRI | 0.00 | 1 | -0.47 | 15 | -7.05 | | | Voje, Daniel W | | | 1882 | USA | 0.50 | 1 | -0.14 | 15 | -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) | | | | 118th Annual Warren Steinberg Memorial Annual Minnesota Open | Plymouth, Minnesota | USA | 2011-02-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2198 | 1987 | 0.00 | 1 | -0.23 | 15 | -3.45 | |
|  Iwu, Okechukwu A | | | 2198 | USA | 0.00 | 1 | -0.23 | 15 | -3.45 | |
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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