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Individual Calculations October 2017 |
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| Ledger, Dave J Total change: -31.80 | |   |
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| DCCA 67th Annual Congress | Torquay | ENG | 2017-09-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2066 | 2251 | 3.50 | 7 | -1.59 | 20 | -31.80 | |
|  Littlejohns, David P | | | 2010 | ENG | 1.00 | 1 | 0.20 | 20 | 4.00 | |  Footner, Andrew F | | | 1974 | ENG | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Bates, Richard A | m | | 2387 | ENG | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Bolt, Graham | | | 2077 | ENG | 0.00 | 1 | -0.73 | 20 | -14.60 | | | Peters, Stephen G | | | 2050 | ENG | 0.50 | 1 | -0.26 | 20 | -5.20 | | | Gostelow, David W | | | 1961 | ENG | 0.50 | 1 | -0.34 | 20 | -6.80 | | | Myall, Ivan J | | | 2000 | ENG | 0.50 | 1 | -0.31 | 20 | -6.20 | |
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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