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Individual Calculations March 2017 |
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| Murray, David Total change: -14.60 | |   |
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| Armstrong Cup 2016-17 Rounds 5-6 | Various | IRL | 2016-11-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1991 | 2139 | 1.00 | 1 | 0.30 | 20 | 6.00 | |
|  Cassidy, Paul | | | 1991 | IRL | 1.00 | 1 | 0.30 | 20 | 6.00 | |
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) | | | | Gonzaga Classic Masters 2017 | Dublin | IRL | 2017-01-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1960 | 2141 | 2.00 | 5 | -1.53 | 20 | -30.60 | |
|  Halley, Mark | | | 1870 | IRL | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Lalic, Bogdan | g | | 2443 | CRO | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Raffaele, Buonanno | | | 1964 | ITA | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Melaugh, Gavin | | | 1741 * | IRL | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Higgins, Michael | | | 1781 | IRL | 0.00 | 1 | -0.90 | 20 | -18.00 | | | * 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) | | | | 2016/17 4NCL Division 3 North Rounds 5-6 | Bolton | ENG | 2017-02-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1931 | 2145 | 2.00 | 2 | 0.50 | 20 | 10.00 | |
| | Boswell, Jacob Connor | | | 1807 | ENG | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Peacock, Malcolm R | | | 2055 | ENG | 1.00 | 1 | 0.38 | 20 | 7.60 | |
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) | | |
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