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Individual Calculations September 2015 |
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| Kalavannan, Koby Total change: -181.20 | |   |
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| 102nd British Chess Championship | Coventry | ENG | 2015-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1997 | 2178 | 5.00 | 10 | -2.33 | 40 | -93.20 | |
|  Garnett, John S | | | 1988 | ENG | 0.50 | 1 | -0.25 | 40 | -10.00 | |  Burke, Mitchell R | | | 1966 | ENG | 0.50 | 1 | -0.27 | 40 | -10.80 | | | Taylor, Adam A | | | 2055 | ENG | 0.00 | 1 | -0.67 | 40 | -26.80 | | | Willow, Jonah B | | | 1918 | ENG | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Okhai, Shabir | | | 1994 | ENG | 0.50 | 1 | -0.24 | 40 | -9.60 | | | Fryer, David W | | | 1951 | ENG | 0.50 | 1 | -0.29 | 40 | -11.60 | | | Slade, Theodore | | | 1962 | ENG | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Lam, Paul G M | | | 2136 | ENG | 0.00 | 1 | -0.56 | 40 | -22.40 | | | Willson, Ollie | | | 1909 | ENG | 0.50 | 1 | -0.33 | 40 | -13.20 | | | Burnett, Jim | | | 2091 | ENG | 0.50 | 1 | -0.12 | 40 | -4.80 | |
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 Under 13 | Coventry | ENG | 2015-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1811 | 2178 | 5.00 | 6 | -0.38 | 40 | -15.20 | |
| | Atalla, George | | | 1778 * | ENG | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Misyura, Ilya | | | 1778 * | ENG | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Anilkumar, Anantha P | | | 1838 | ENG | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Jayawarna, Nugith | | | 1778 * | ENG | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Kumaresan, Darshan | | | 1778 * | ENG | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Willow, Jonah B | | | 1918 | ENG | 0.50 | 1 | -0.32 | 40 | -12.80 | | | * 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 Under 14 | Coventry | ENG | 2015-08-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1778 | 2170 | 4.00 | 6 | -1.49 | 40 | -59.60 | |
| | Balouka Myers, Gabriel | | | 1770 * | ENG | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Ashworth, Robert | | | 1770 * | ENG | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Golding, James | | | 1814 | ENG | 0.00 | 1 | -0.89 | 40 | -35.60 | | | Chauhan, Pranay | | | 1770 * | ENG | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Ramaiya, Anshu | | | 1774 | ENG | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Redmond, Joshua | | | 1770 * | IRL | 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) | | | | 5th GIBRALTAR JUNIOR INTERNATIONAL U16 | GIBRALTAR | ENG | 2015-08-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1979 | 2170 | 4.00 | 6 | -0.33 | 40 | -13.20 | |
| | Zrikem, Nassim | c | | 1770 * | MAR | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Henderson De La Fuente, Andrea | | | 1808 | ESP | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Gonzalez Capacete, Jose Miguel | | | 2020 | ESP | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Perez Tores, Juan Miguel | | | 2099 | ESP | 0.00 | 1 | -0.60 | 40 | -24.00 | | | Petersson, Baldur Teodor | | | 2033 | SWE | 1.00 | 1 | 0.32 | 40 | 12.80 | | | Guerra Rivera, Salvador | | | 2145 | ESP | 0.00 | 1 | -0.53 | 40 | -21.20 | | | * 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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