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Individual Calculations October 2018 |
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| Haessler, Carl Total change: -82.20 | |   |
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| 9th IGB Seniors Open Chess Championship 2018 | Cititel Midvalley, Kuala Lumpur | MAS | 2018-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1992 | 2155 | 4.00 | 9 | -2.22 | 20 | -44.40 | |
|  Tarimo, Didik Widiarso | | | 1755 * | INA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Ismail, Ahmad | f | | 1951 | MAS | 0.50 | 1 | -0.26 | 20 | -5.20 | | | Janto, Yusin | | | 1755 * | INA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Gonzales, Ireneo | | | 2070 | PHI | 0.50 | 1 | -0.12 | 20 | -2.40 | | | Camer, Angelito | | | 2025 | AUS | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Antonio, Rogelio Jr | g | | 2432 | PHI | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Mahmud, Syarif | f | | 2138 | INA | 0.00 | 1 | -0.52 | 20 | -10.40 | | | Frost, Peter | | | 1908 | AUS | 0.00 | 1 | -0.81 | 20 | -16.20 | | | Brown, Geoffrey M | | | 1897 | ENG | 0.00 | 1 | -0.82 | 20 | -16.40 | | | * 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) | | | | 68th Annual Oregon Open | Portland, Oregon | USA | 2018-09-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1892 | 2135 | 2.00 | 5 | -1.89 | 20 | -37.80 | |
| | Feldman, Konner | | | 1735 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Baumgartner, Christopher | | | 1810 | USA | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Zavortink, Matt | | | 2115 | USA | 0.00 | 1 | -0.53 | 20 | -10.60 | | | Chen, Minda | | wc | 1820 | USA | 0.00 | 1 | -0.86 | 20 | -17.20 | | | Grabinsky, Joshua | c | | 1979 | USA | 0.00 | 1 | -0.71 | 20 | -14.20 | | | * 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) | | |
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