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Individual Calculations November 2017 |
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| Garcia, Jason Total change: 15.60 | |   |
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| 2017 South Wales Autumn Open | Pencoed | WLS | 2017-10-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1887 | 2026 | 3.50 | 5 | 0.30 | 20 | 6.00 | |
|  Morgans, Justin | | | 1626 * | WLS | 0.50 | 1 | -0.42 | 20 | -8.40 | |  Jaberansari, Daniel | | | 1626 * | WLS | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Young, Alan | | | 2044 | WLS | 1.00 | 1 | 0.53 | 20 | 10.60 | | | Fathallah, Joe | | | 1935 | WLS | 0.50 | 1 | -0.12 | 20 | -2.40 | | | Kett, Tim | | | 2202 | WLS | 0.50 | 1 | 0.23 | 20 | 4.60 | | | * 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) | | | | Welsh Chess Premier League 2017/18 Round 1 | Various | WLS | 2017-10-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2015 | 2026 | 1.00 | 1 | 0.48 | 20 | 9.60 | |
| | Spencer, Douglas | | | 2015 | WLS | 1.00 | 1 | 0.48 | 20 | 9.60 | |
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) | | |
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