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Individual Calculations December 2023 |
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| Bjorgvik, Jan Arne Total change: 25.00 | |   |
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| FIDE World Senior Chess Championships 2023 - Over 65 | Terrasini | ITA | 2023-10-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1960 | 1726 | 3.50 | 10 | 1.25 | 20 | 25.00 | |
|  Hammar, Bengt | f | | 2136 | SWE | 0.50 | 1 | 0.42 | 20 | 8.40 | |  Bergstrom, Rolf | f | | 2152 | SWE | 0.00 | 1 | -0.07 | 20 | -1.40 | | | Arias Formoso, Rodolfo | | | 2023 | CRC | 0.50 | 1 | 0.35 | 20 | 7.00 | | | Gambale, Eduardo De Aquino | | | 1957 | BRA | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Strand, Kjetil | | | 1923 | NOR | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Ofstad, Per | | | 2010 | NOR | 0.50 | 1 | 0.34 | 20 | 6.80 | | | Gibbons, Robert | f | | 1848 | NZL | 0.50 | 1 | 0.17 | 20 | 3.40 | | | Marshall, Michael | | | 1845 | DEN | 1.00 | 1 | 0.66 | 20 | 13.20 | | | Murray, Jim G. | | | 1841 | IRL | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Bondar, Leonid | | | 1861 | USA | 0.50 | 1 | 0.18 | 20 | 3.60 | |
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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