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Individual Calculations May 2017 |
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| Ruston, Mark R Total change: -17.80 | |   |
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| 17th Bangkok Chess Club Challenger 2017 | Cha-Am | THA | 2017-04-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1682 | 2029 | 3.50 | 5 | -0.89 | 20 | -17.80 | |
|  Peramunetilleke, Seth | | | 1629 * | HKG | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Bilog, Cecilio | | | 1629 * | PHI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Nguyen, Le Minh Phu | | | 1629 * | VIE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Jarnstrom, Henrik | | | 1689 | FIN | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Peligros, Rhenell | | | 1834 | PHI | 0.00 | 1 | -0.75 | 20 | -15.00 | | | * 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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