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Individual Calculations February 2015 |
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| Jarmany, John Total change: 13.60 | |   |
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| Schaakfestival Groningen 2014 Open A | Groningen | NED | 2014-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2174 | 2023 | 3.00 | 9 | 0.25 | 40 | 10.00 | |
|  Wacker, Peter | f | | 2305 | GER | 0.00 | 1 | -0.16 | 40 | -6.40 | |  Dehn, Marcus | | | 2169 | GER | 1.00 | 1 | 0.70 | 40 | 28.00 | | | Wempe, Joost | | | 2262 | NED | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Gerlagh, Joris | | | 2193 | NED | 0.00 | 1 | -0.28 | 40 | -11.20 | | | Edeling, Jeroen | | | 2142 | NED | 0.00 | 1 | -0.34 | 40 | -13.60 | | | Patzenhauer, Max | | | 2000 | GER | 1.00 | 1 | 0.47 | 40 | 18.80 | | | Lewin, Tammo | | | 2131 | GER | 0.00 | 1 | -0.35 | 40 | -14.00 | | | Rubingh, Otto | f | | 2209 | NED | 0.50 | 1 | 0.24 | 40 | 9.60 | | | Gelip, Ioana | | | 2152 | ROU | 0.50 | 1 | 0.17 | 40 | 6.80 | |
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) | | | NOTE: K factor changed | | 4NCL 2014-15 Rounds 3-4 | Various | ENG | 2015-01-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2087 | 2023 | 1.00 | 2 | 0.18 | 20 | 3.60 | |
| | Henderson, David | | | 2070 | ENG | 0.50 | 1 | 0.07 | 20 | 1.40 | | | Richardson, Alex | | | 2103 | ENG | 0.50 | 1 | 0.11 | 20 | 2.20 | |
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) | | |
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