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Individual Calculations February 2017 |
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| Elgersma, Onno Total change: 101.60 | |   |
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| Chessfestival Groningen 2016 - Open B | Groningen | NED | 2016-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1886 | 1924 | 6.00 | 8 | 1.65 | 40 | 66.00 | |
|  Cleveringa, Writser | | | 1788 | NED | 1.00 | 1 | 0.32 | 40 | 12.80 | | | Van Hamond, Fons | | | 2062 | NED | 0.50 | 1 | 0.19 | 40 | 7.60 | |  Ten Velde, Jeffrey | | | 1819 | NED | 1.00 | 1 | 0.36 | 40 | 14.40 | | | Jelic, Bruno | | | 2058 | NED | 0.50 | 1 | 0.18 | 40 | 7.20 | | | Bruggink, Tycho | | | 1826 | NED | 0.50 | 1 | -0.13 | 40 | -5.20 | | | Salihbegovic, Edim | | | 1877 | BIH | 0.50 | 1 | -0.07 | 40 | -2.80 | | | Maters, Arthur | | | 1613 | NED | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Pieters, Minko | | | 2043 | NED | 1.00 | 1 | 0.66 | 40 | 26.40 | |
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) | | | | Tata Steel Chess Tournament 2017 - Dagvierkampen | Wijk aan Zee | NED | 2017-01-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1887 | 1924 | 2.00 | 2 | 0.89 | 40 | 35.60 | |
| | Keesman, Karel | | | 1840 | NED | 1.00 | 1 | 0.38 | 40 | 15.20 | | | Luimes, Arent | | | 1934 | NED | 1.00 | 1 | 0.51 | 40 | 20.40 | |
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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