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Individual Calculations July 2012 |
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| Twomey, Pat Total change: 41.40 | |   |
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| Munster League Div 1 2011-12 | Limerick | IRL | 2011-11-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2041 | 1833 | 2.50 | 4 | 1.50 | 15 | 22.50 | |
|  Doyle, Hugh | | | 1902 | IRL | 0.50 | 1 | 0.10 | 15 | 1.50 | | | Cassidy, John | | | 2031 | IRL | 1.00 | 1 | 0.76 | 15 | 11.40 | | | Firstov, Juri | | | 2233 * | EST | 0.00 | 1 | -0.08 | 15 | -1.20 | | | O`Toole, Lorcan | | | 1998 | IRL | 1.00 | 1 | 0.72 | 15 | 10.80 | | | * 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) | | | | OP 1 Amateur Chess - B | Bratto | ITA | 2012-04-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1855 | 1823 | 4.00 | 6 | 1.26 | 15 | 18.90 | |
| | Barolo, Andrea | | | 1967 | ITA | 0.50 | 1 | 0.19 | 15 | 2.85 | |  Sirletti, Sonia | | | 1941 | ITA | 0.00 | 1 | -0.34 | 15 | -5.10 | | | Sorbera, Paolo | | | 1666 | ITA | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Burani, Eugenio | | | 1879 | ITA | 1.00 | 1 | 0.58 | 15 | 8.70 | | | Marinc, Damir | | | 1995 | SLO | 0.50 | 1 | 0.23 | 15 | 3.45 | | | Biava, Pierluigi | | | 1684 | ITA | 1.00 | 1 | 0.31 | 15 | 4.65 | |
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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