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Individual Calculations September 2023 |
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| Strugar, Ioan-Euzeb Total change: 83.60 | |   |
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| 2023 British Championship: Over 50 Championship | Leicester | ENG | 2023-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1845 | 1359 | 1.00 | 7 | 0.59 | 40 | 23.60 | |
|  Rich, Mark C | c | | 2043 | ENG | 0.00 | 1 | -0.01 | 40 | -0.40 | |  Kirby, Peter J. | c | | 1985 | GCI | 0.00 | 1 | -0.01 | 40 | -0.40 | | | Mueller, Jens | | | 1862 | GER | 0.00 | 1 | -0.04 | 40 | -1.60 | | | Drugan, Mark A | | | 1692 | ENG | 1.00 | 1 | 0.88 | 40 | 35.20 | | | Giulian, Rosemary A | | | 1855 | SCO | 0.00 | 1 | -0.04 | 40 | -1.60 | | | Kennedy, Craig | | | 1784 | SCO | 0.00 | 1 | -0.07 | 40 | -2.80 | | | Kalerwa, Edwin M | | | 1694 | ENG | 0.00 | 1 | -0.12 | 40 | -4.80 | |
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) | | | | East Midlands FIDE Congress 2023 - Under 1900 | Wellingborough | ENG | 2023-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1532 | 1359 | 3.00 | 5 | 1.50 | 40 | 60.00 | |
| | Ogorman, Brendan | | | 1597 | ENG | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Collins, Nigel | | | 1374 | ENG | 1.00 | 1 | 0.52 | 40 | 20.80 | | | Chojnacki, M Kevin | | | 1418 | ENG | 1.00 | 1 | 0.58 | 40 | 23.20 | | | Smith, Lynda | | wc | 1791 | WLS | 0.00 | 1 | -0.07 | 40 | -2.80 | | | Craddock-Monroe, Harvey | | | 1481 | ENG | 1.00 | 1 | 0.67 | 40 | 26.80 | |
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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