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Individual Calculations September 2015 |
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| Crocker, Philip J Total change: -54.40 | |   |
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| 102nd British Chess Championships Week 1 AM Open | Coventry | ENG | 2015-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2080 | 2216 | 3.00 | 4 | 0.30 | 40 | 12.00 | |
|  Bullen, Alex | | | 1994 | WLS | 1.00 | 1 | 0.22 | 40 | 8.80 | |  Onley, David E | | | 2120 | ENG | 0.50 | 1 | -0.13 | 40 | -5.20 | | | Kett, Tim | | | 2219 | WLS | 1.00 | 1 | 0.50 | 40 | 20.00 | | | Nicholson, Jim W R | | | 1988 | ENG | 0.50 | 1 | -0.29 | 40 | -11.60 | |
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) | | | | 102nd British Chess Championships Week 1 PM Open | Coventry | ENG | 2015-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1901 | 2216 | 3.50 | 5 | -0.76 | 40 | -30.40 | |
| | Coward, Neil | | | 1831 | ENG | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Anilkumar, Anantha P | | | 1838 | ENG | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Tambini, Jasper | | | 2066 | ENG | 0.50 | 1 | -0.20 | 40 | -8.00 | | | Freeland, Alex | | | 1952 | WLS | 0.00 | 1 | -0.82 | 40 | -32.80 | | | Foster, Timothy | | | 1816 * | ENG | 1.00 | 1 | 0.08 | 40 | 3.20 | | | * 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) | | | | 102nd British Chess Championships Weekend Open | Coventry | ENG | 2015-07-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1931 | 2216 | 3.00 | 4 | -0.33 | 40 | -13.20 | |
| | Deswarte, Ian | | | 1816 * | ENG | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Archer-Lock, Christopher J | | | 2020 | ENG | 0.50 | 1 | -0.25 | 40 | -10.00 | | | Doran, Chris | | | 1976 | ENG | 0.50 | 1 | -0.30 | 40 | -12.00 | | | Head, Louise | | | 1912 | ENG | 1.00 | 1 | 0.14 | 40 | 5.60 | | | * 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) | | | NOTE: K factor changed | | 102nd British Chess Championships Week 2 AM Open | Coventry | ENG | 2015-08-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1992 | 2216 | 3.00 | 4 | -0.07 | 20 | -1.40 | |
| | Patrick, David A | | | 1861 | ENG | 0.50 | 1 | -0.39 | 20 | -7.80 | | | Bullen, Alex | | | 2019 | WLS | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Gelip, Ioana | | | 2140 | ROU | 0.50 | 1 | -0.10 | 20 | -2.00 | | | Bryant, Richard B E | | | 1947 | ENG | 1.00 | 1 | 0.17 | 20 | 3.40 | |
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) | | | NOTE: K factor changed | | 102nd British Chess Championships Week 2 PM Open | Coventry | ENG | 2015-08-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1827 | 2216 | 3.50 | 5 | -1.07 | 20 | -21.40 | |
| | Blake, J Morgan | | | 1816 * | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Coward, Neil | | | 1831 | ENG | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Cormican, John | | | 1858 | IRL | 0.50 | 1 | -0.40 | 20 | -8.00 | | | Foster, Timothy | | | 1816 * | ENG | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Howell, Oliver W | | | 1816 * | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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) | | |
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