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Individual Calculations May 2015 |
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| Atako, Chino C Total change: -16.20 | |   |
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| CCF EASTER CONGRESS - Open | COULSDON, LONDON | ENG | 2015-04-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2003 | 2080 | 2.50 | 5 | -0.51 | 20 | -10.20 | |
|  Hjort, Helge | | | 1944 | DEN | 0.50 | 1 | -0.18 | 20 | -3.60 | |  Anilkumar, Anantha P | | | 1967 | ENG | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Lock, Gavin R | | | 2160 | ENG | 0.50 | 1 | 0.11 | 20 | 2.20 | | | Allison, Conrad | | | 1930 | ENG | 0.50 | 1 | -0.20 | 20 | -4.00 | | | Golding, Alex | | | 2012 | ENG | 0.00 | 1 | -0.59 | 20 | -11.80 | |
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) | | | | CCF CHESS CLUB DICKY WHITE CLUB TOURNAMENT 2014-15: APRIL | COULSDON, LONDON | ENG | 2015-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2085 | 2080 | 0.50 | 3 | -0.97 | 20 | -19.40 | |
| | Gibbs, Dominic V | | | 1982 | ENG | 0.50 | 1 | -0.13 | 20 | -2.60 | | | Snape, Ian L | | | 2137 | ENG | 0.00 | 1 | -0.42 | 20 | -8.40 | | | Snape, Ian L | | | 2137 | ENG | 0.00 | 1 | -0.42 | 20 | -8.40 | |
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) | | | | Hampstead Under 2200 Congress Apr 18 | London | ENG | 2015-04-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1890 | 2080 | 4.00 | 5 | 0.42 | 20 | 8.40 | |
| | Oliveri, Claudio | | | 1680 * | ITA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Barasi, Paul Dl | | | 1777 | ENG | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Aravind, Subramanian N. | | | 2107 | IND | 1.00 | 1 | 0.54 | 20 | 10.80 | | | Gaudeau, Valentin | | | 2048 | FRA | 0.00 | 1 | -0.54 | 20 | -10.80 | | | McCabe, Shane | | | 1840 | IRL | 1.00 | 1 | 0.20 | 20 | 4.00 | | | * 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) | | | | Central London Chess Congress (Open Section) | London | ENG | 2015-04-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2035 | 2080 | 2.50 | 4 | 0.25 | 20 | 5.00 | |
| | Bennett, John M | | | 1976 | ENG | 0.50 | 1 | -0.14 | 20 | -2.80 | | | Altschuler, Jason | | | 2089 | USA | 0.00 | 1 | -0.49 | 20 | -9.80 | | | Gaudeau, Valentin | | | 2048 | FRA | 1.00 | 1 | 0.46 | 20 | 9.20 | | | Iyengar, Ilya | | | 2025 | ENG | 1.00 | 1 | 0.42 | 20 | 8.40 | |
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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