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Individual Calculations February 2013 |
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| Richter, Alex J Total change: 10.05 | |   |
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| Chess.MN 8th FIDE Invitational Rating Tournament - Group A | Minneapolis, Minnesota | USA | 2012-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1979 | 1957 | 4.50 | 9 | 0.26 | 30 | 7.80 | |
|  McNeil, David | | | 1908 | USA | 0.00 | 1 | -0.57 | 30 | -17.10 | |  Weatherspoon, Kyle | | | 1946 | USA | 1.00 | 1 | 0.48 | 30 | 14.40 | | | Zweber, Chris | | | 1557 * | USA | 1.00 | 1 | 0.08 | 30 | 2.40 | | | Kane, George F | f | | 2261 | USA | 0.00 | 1 | -0.14 | 30 | -4.20 | | | Fellman, Mike | | | 2019 | USA | 0.00 | 1 | -0.41 | 30 | -12.30 | | | Murphy, William C | | | 1821 | USA | 1.00 | 1 | 0.32 | 30 | 9.60 | | | Chakrasali, Samart | | | 1899 | USA | 1.00 | 1 | 0.42 | 30 | 12.60 | | | Amarasinghe, Prashantha | | | 2110 | SRI | 0.50 | 1 | 0.20 | 30 | 6.00 | | | Wasiluk, Kevin | | | 2294 | USA | 0.00 | 1 | -0.12 | 30 | -3.60 | | | * 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) | | | NOTE: K factor changed | | Chess.MN 17th FIDE Open Rating Tournament | Minneapolis, Minnesota | USA | 2013-01-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1992 | 1957 | 2.00 | 4 | 0.15 | 15 | 2.25 | |
| | Baker, John M | | | 1691 | USA | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Marquina-Lozano, Efrain E | | | 1880 | USA | 1.00 | 1 | 0.39 | 15 | 5.85 | | | Wasiluk, Kevin M | | | 2285 | USA | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Amarasinghe, Prashantha N | | | 2111 | SRI | 0.00 | 1 | -0.29 | 15 | -4.35 | |
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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