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Individual Calculations January 2019 |
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| Cork, David J Total change: 6.80 | |   |
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| CCF Coulsdon Christmas LP Congress Open | London | ENG | 2018-12-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1837 | 1776 | 2.50 | 5 | 0.34 | 20 | 6.80 | |
|  Unnikrishnan, Midhun P | | | 2010 | IND | 0.00 | 1 | -0.21 | 20 | -4.20 | |  Gliddon, Daniel J | | | 1444 | ENG | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Selvarattinam, Gengadharan | | | 1616 | ENG | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Spanton, Tim R | | | 1954 | ENG | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Isaakidis, Alexandros | | | 2163 | CYP | 0.00 | 1 | -0.09 | 20 | -1.80 | |
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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