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Individual Calculations February 2015 |
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| Kalavannan, Koby Total change: 222.40 | |   |
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| London Christmas Chess Congress - Open/Under 18/21 | London | ENG | 2014-12-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1903 | 1935 | 3.00 | 5 | 0.19 | 40 | 7.60 | |
|  Jain, Gautam | | | 1755 | ENG | 1.00 | 1 | 0.26 | 40 | 10.40 | |  Pein, Jonathan | | | 1749 | ENG | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Madan, Augustin | m | | 2304 | ROU | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Batchelor, Guy J | | | 1851 | ENG | 1.00 | 1 | 0.38 | 40 | 15.20 | | | Haridas, Girinath | | | 1856 | ENG | 0.00 | 1 | -0.61 | 40 | -24.40 | |
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) | | | | HASTINGS WEEKEND MAJOR 2014/15 | HASTINGS | ENG | 2015-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1791 | 1960 | 4.00 | 4 | 1.21 | 40 | 48.40 | |
| | Velayudham, Kartik | | | 1560 * | ENG | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Benson, Sean T | | | 1770 | ENG | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Canonne, Antoine | | | 1962 | FRA | 1.00 | 1 | 0.50 | 40 | 20.00 | | | Openshaw, David K | | | 1871 | ENG | 1.00 | 1 | 0.38 | 40 | 15.20 | | | * 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) | | | | CCF CHESS CLUB DICKY WHITE CLUB TOURNAMENT 2014-15: JANUARY | COULSDON, LONDON | ENG | 2015-01-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2037 | 1960 | 3.00 | 3 | 1.80 | 40 | 72.00 | |
| | Schenck, James | | | 1823 | ENG | 1.00 | 1 | 0.32 | 40 | 12.80 | | | Duggan, John E | | | 2144 | ENG | 1.00 | 1 | 0.74 | 40 | 29.60 | | | Duggan, John E | | | 2144 | ENG | 1.00 | 1 | 0.74 | 40 | 29.60 | |
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 Golders Green Weekend Congress: Under 2200 (200 ECF) | London | ENG | 2015-01-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2089 | 1960 | 4.00 | 5 | 2.36 | 40 | 94.40 | |
| | Villiers, Thomas | | | 2080 | ENG | 1.00 | 1 | 0.66 | 40 | 26.40 | | | Buyandalai , Tumen | | | 2051 | MGL | 0.50 | 1 | 0.12 | 40 | 4.80 | | | Stanisz, Patryk | | | 2154 | POL | 1.00 | 1 | 0.75 | 40 | 30.00 | | | Lane, Peter C R | | | 2082 | ENG | 1.00 | 1 | 0.67 | 40 | 26.80 | | | Jones, Steven | | | 2079 | ENG | 0.50 | 1 | 0.16 | 40 | 6.40 | |
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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