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Individual Calculations February 2018 |
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| Prior, Stephen C V Total change: -32.60 | |   |
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| London Junior Chess Championships Under 18, 21 & Christmas Open | London | ENG | 2017-12-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1804 | 2037 | 4.00 | 6 | -0.57 | 20 | -11.40 | |
|  Ignatovic, Ernest | | | 1688 | LTU | 0.50 | 1 | -0.39 | 20 | -7.80 | |  Onslow, Teddy | | | 1637 * | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Modi, Shyam Jagdish | | | 1954 | ENG | 0.50 | 1 | -0.11 | 20 | -2.20 | | | Modi, Kishan Jagdish | | | 1778 | ENG | 0.00 | 1 | -0.82 | 20 | -16.40 | | | See, Tristian | | | 1685 | ENG | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Gower, Sam | | | 2083 | ENG | 1.00 | 1 | 0.56 | 20 | 11.20 | | | * 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) | | | | 57th Hampstead Weekend Congress Under 2200 | London | ENG | 2018-01-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1835 | 2011 | 2.50 | 5 | -1.06 | 20 | -21.20 | |
| | Saravanan, Aadarsh | | | 1717 | ENG | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Jaufarally, Nadia | | | 1708 | ENG | 0.00 | 1 | -0.86 | 20 | -17.20 | | | Tivillier, Jacques | | | 1775 | ENG | 0.50 | 1 | -0.30 | 20 | -6.00 | | | Covey, Jason | | | 1791 | ENG | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Hill, Alistair | | | 2183 | ENG | 0.00 | 1 | -0.27 | 20 | -5.40 | |
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) | | |
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