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Individual Calculations February 2019 |
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| Sanitt, Ethan Total change: -39.20 | |   |
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| London Christmas Chess Congress Open Under 18-21 | London | ENG | 2018-12-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1851 | 1762 | 1.00 | 5 | -0.94 | 40 | -37.60 | |
|  Rogers, Tim L | | | 2003 | ENG | 0.00 | 1 | -0.20 | 40 | -8.00 | |  Iyengar, Ilya | | | 2001 | ENG | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Onslow, Teddy | | | 1730 | ENG | 0.50 | 1 | -0.04 | 40 | -1.60 | | | Finn, Peter | | | 1820 | ENG | 0.50 | 1 | 0.08 | 40 | 3.20 | | | Patel, Rishi | | | 1701 | ENG | 0.00 | 1 | -0.58 | 40 | -23.20 | |
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) | | | | 2018/19 4NCL Div 2 Rounds 3 - 4 | Daventry | ENG | 2019-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1944 | 1762 | 1.00 | 2 | 0.43 | 40 | 17.20 | |
| | Myall, Ivan J | | | 2075 | ENG | 1.00 | 1 | 0.86 | 40 | 34.40 | | | Phillips, David | | | 1812 | ENG | 0.00 | 1 | -0.43 | 40 | -17.20 | |
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) | | | | 68th Hampstead FIDE Chess Congress Jan U2200 | London | ENG | 2019-01-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1872 | 1762 | 1.00 | 4 | -0.47 | 40 | -18.80 | |
| | Rocco, Federico | | | 2162 * | ENG | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Kotsiopoulos, Panagiotis | | | 1421 | GRE | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Rizzoli, Aluna | | | 1908 | ITA | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Iyengar, Ilya | | | 1997 | ENG | 0.00 | 1 | -0.21 | 40 | -8.40 | | | * 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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