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Individual Calculations February 2017 |
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| Gostelow, David W Total change: -9.60 | |   |
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| Shropshire Congress 2017 Open | Telford | ENG | 2017-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1959 | 1970 | 1.50 | 4 | -0.62 | 20 | -12.40 | |
|  Cox, John J | m | | 2316 | ENG | 0.00 | 1 | -0.11 | 20 | -2.20 | |  Tarr, Steve F | | | 1773 | ENG | 0.00 | 1 | -0.75 | 20 | -15.00 | | | Goodwin, Ed H | | | 1896 | ENG | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Lewis, Christopher D | | | 1849 | ENG | 0.50 | 1 | -0.16 | 20 | -3.20 | |
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) | | | | 2016/17 4NCL Division 3 South Rounds 3-4 | Reading | ENG | 2017-01-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1799 | 1970 | 0.50 | 1 | -0.23 | 20 | -4.60 | |
| | Blake, J Morgan | | | 1799 | ENG | 0.50 | 1 | -0.23 | 20 | -4.60 | |
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) | | | | Tradewise Gibraltar Chess Festival 2017 Challenger A | Gibraltar | ENG | 2017-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2106 | 1970 | 2.00 | 5 | 0.37 | 20 | 7.40 | |
| | Dolzhikova, Olga | | wg | 2164 | NOR | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Bendayan Claros, Aaron | | | 2128 | ESP | 1.00 | 1 | 0.71 | 20 | 14.20 | | | Elishev, Ivan | | | 2143 | RUS | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Newbry, Benjamin J | | | 1879 | USA | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Verneuil, Pascal | | | 2215 | FRA | 0.00 | 1 | -0.20 | 20 | -4.00 | |
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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