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Individual Calculations January 2019 |
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| Ronka, Erik Total change: 10.20 | |   |
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| FIN League 2018-19 Div 1 B Rounds 4-5 | Various | FIN | 2018-12-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2195 | 2281 | 1.00 | 1 | 0.38 | 20 | 7.60 | |
|  Laihonen, Petteri | | | 2195 | FIN | 1.00 | 1 | 0.38 | 20 | 7.60 | |
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) | | | | 10th CSC London Chess Classic: FIDE Open | London | ENG | 2018-12-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2193 | 2281 | 5.50 | 9 | 0.13 | 20 | 2.60 | |
|  Orishko, Ostap | | | 1897 | UKR | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Merriman, James | | | 1881 * | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Pert, Richard G | m | | 2416 | ENG | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Bhawoodien, Mohamed Ozayr | f | | 2123 | RSA | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Gormally, Daniel W | g | | 2478 | ENG | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Longson, Sarah N | | wf | 2137 | ENG | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Tozer, Philip Aa | | | 2137 | ENG | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Turner, Matthew J | g | | 2533 | SCO | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Eche, Sylvain | | | 2136 | FRA | 1.00 | 1 | 0.31 | 20 | 6.20 | | | * 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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