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Individual Calculations December 2016 |
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| O Gorman, Brendan Total change: -45.40 | |   |
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| e2e4 London Gatwick International Oct16 Major D | London | ENG | 2016-10-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1716 | 1750 | 4.50 | 9 | -0.42 | 20 | -8.40 | |
|  Roebuck, Derek | | | 1684 | AUS | 0.50 | 1 | -0.09 | 20 | -1.80 | |  Papier, Alan | | | 1740 | ENG | 1.00 | 1 | 0.49 | 20 | 9.80 | | | Matthews, Adrian M S | | | 1883 | ENG | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Doran, Niall | | | 1698 | IRL | 0.50 | 1 | -0.07 | 20 | -1.40 | | | Ortolani, Paolo | | | 1692 | ITA | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Brown, Geoffrey D | | | 1568 | ENG | 0.50 | 1 | -0.24 | 20 | -4.80 | | | Watson, Jacob | | | 1696 | ENG | 0.50 | 1 | -0.08 | 20 | -1.60 | | | Mihalca, Imre-Gheorghe | | | 1843 | ROU | 0.50 | 1 | 0.13 | 20 | 2.60 | | | Han, Yichen | | | 1636 | NED | 0.00 | 1 | -0.66 | 20 | -13.20 | |
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) | | | | Central London Chess Congress Major 2016 | London | ENG | 2016-11-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1755 | 1750 | 0.50 | 4 | -1.50 | 20 | -30.00 | |
| | Spanton, Tim R | | | 1977 | ENG | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Roebuck, Derek | | | 1684 | AUS | 0.00 | 1 | -0.59 | 20 | -11.80 | | | Lowry-O Reilly, Hannah | | wf | 1663 | IRL | 0.00 | 1 | -0.62 | 20 | -12.40 | | | Varley, David A | | | 1695 | ENG | 0.50 | 1 | -0.08 | 20 | -1.60 | |
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) | | | | 45th Hampstead Weekend Congress Under 1900 | London | ENG | 2016-11-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1524 | 1750 | 2.00 | 3 | -0.35 | 20 | -7.00 | |
| | Wiratunga, Ishan | | | 1585 | SRI | 0.00 | 1 | -0.72 | 20 | -14.40 | | | Ramaiya, Arushi | | | 1529 | ENG | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Rushbrooke, Tibo | | | 1459 | ENG | 1.00 | 1 | 0.15 | 20 | 3.00 | |
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) | | |
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