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Individual Calculations January 2018 |
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| Ronka, Erik Total change: 12.20 | |   |
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| 9th CSC London Chess Classic: FIDE Open | London | ENG | 2017-12-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2220 | 2260 | 5.50 | 9 | 0.61 | 20 | 12.20 | |
|  Siddharth, Sabharishankar | | | 1860 * | IND | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Mikhalevski, Victor | g | | 2545 | ISR | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Prior, Stephen Cv | | | 2037 | ENG | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Bellaiche, Anthony | m | | 2499 | FRA | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Yoon, Jacob D | | | 2045 | ENG | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Barton, R Alan | | | 2052 | ENG | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Sundararajan, Kidambi | g | | 2419 | IND | 0.50 | 1 | 0.21 | 20 | 4.20 | | | Martins, David Pt | m | | 2400 | POR | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Rocco, Federico | | | 2120 | ENG | 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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