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Individual Calculations April 2009 |
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| Rich, Mark C Total change: -15.45 | |   |
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| 4NCL part 2 | Various | ENG | 2008-10-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2100 | 2170 | 0.50 | 1 | -0.10 | 15 | -1.50 | |
|  Pleasants, Allan J | | | 2100 | ENG | 0.50 | 1 | -0.10 | 15 | -1.50 | |
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 Open | Hastings | ENG | 2009-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1890 | 2147 | 1.50 | 3 | -0.93 | 15 | -13.95 | |
| | Juciute, Henrieta | | | 1910 | LTU | 0.00 | 1 | -0.80 | 15 | -12.00 | |  McBride, John A | | | 1804 | SCO | 1.00 | 1 | 0.12 | 15 | 1.80 | | | Streit, Howard | | | 1957 | CAN | 0.50 | 1 | -0.25 | 15 | -3.75 | |
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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