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Individual Calculations November 2009 |
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| Griffiths, Ryan Rhys Total change: 9.75 | |   |
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| Armstrong Cup | Dublin | IRL | 2008-09-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2057 | 2069 | 5.50 | 10 | 0.39 | 15 | 5.85 | |
|  Palmer, Bernard M. | | | 1995 | IRL | 1.00 | 1 | 0.40 | 15 | 6.00 | |  Macelligott, Gerard | | | 2115 | IRL | 0.50 | 1 | 0.06 | 15 | 0.90 | | | Kennedy, Michael J. | | | 1749 | IRL | 1.00 | 1 | 0.13 | 15 | 1.95 | | | O`Connell, Gerard | | | 2122 | IRL | 0.00 | 1 | -0.43 | 15 | -6.45 | | | Joyce, John | | | 2259 | IRL | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Harding, Tim | | | 2215 | IRL | 0.50 | 1 | 0.20 | 15 | 3.00 | | | Mendelson, Andrew | | | 2114 | RSA | 0.00 | 1 | -0.44 | 15 | -6.60 | | | Butler, Kevin C. | | | 2088 | IRL | 1.00 | 1 | 0.53 | 15 | 7.95 | | | Janusaitis, Mindaugas | | | 1939 | LTU | 0.50 | 1 | -0.18 | 15 | -2.70 | | | Murray, David B. | | | 1974 | IRL | 1.00 | 1 | 0.37 | 15 | 5.55 | |
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) | | | | Uxbridge 2nd Congress | Denham | ENG | 2009-09-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2087 | 2138 | 2.50 | 4 | 0.26 | 15 | 3.90 | |
| | Amato, Giampiero | | | 2047 | ITA | 0.50 | 1 | -0.12 | 15 | -1.80 | | | Andreev, Peter | | | 1895 | ENG | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Tymrakiewicz, Rafal | | | 2269 | POL | 1.00 | 1 | 0.68 | 15 | 10.20 | | | Adair, James | | | 2138 | ENG | 0.00 | 1 | -0.50 | 15 | -7.50 | |
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) | | |
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