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Individual Calculations September 2015 |
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| Ramdewar, Ishan Total change: -4.20 | |   |
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| 102nd British Chess Championships Under 180 | Coventry | ENG | 2015-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1784 | 1802 | 2.50 | 4 | 0.51 | 20 | 10.20 | |
|  Bryant, Richard B E | | | 1947 | ENG | 0.50 | 1 | 0.19 | 20 | 3.80 | | | Raghavendra, Mahima | | | 1413 | ENG | 1.00 | 1 | 0.09 | 20 | 1.80 | |  Malik, Faraz | | | 1893 | ENG | 0.50 | 1 | 0.12 | 20 | 2.40 | | | Matthews, Adrian M S | | | 1883 | ENG | 0.50 | 1 | 0.11 | 20 | 2.20 | |
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) | | | | 102nd British Chess Championships Weekend Open | Coventry | ENG | 2015-07-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1877 | 1802 | 1.00 | 4 | -0.61 | 20 | -12.20 | |
| | Fletcher, John | | | 2007 | WLS | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Edwards, Simon R | | | 1927 | ENG | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Mao, Ximan | | | 1763 | ENG | 0.50 | 1 | -0.05 | 20 | -1.00 | | | Faulkner, Martin J | | | 1809 | ENG | 0.50 | 1 | 0.01 | 20 | 0.20 | |
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) | | | | 102nd British Chess Championships Week 2 AM Open | Coventry | ENG | 2015-08-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1965 | 1802 | 0.50 | 2 | -0.11 | 20 | -2.20 | |
| | Habershon, Paul F | | | 2099 | ENG | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Coward, Neil | | | 1831 | ENG | 0.50 | 1 | 0.04 | 20 | 0.80 | |
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) | | |
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