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Individual Calculations February 2017 |
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| Holwijn, Melvin Total change: 20.60 | |   |
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| Chessfestival Groningen 2016 - Compact A | Groningen | NED | 2016-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2049 | 1957 | 2.50 | 4 | 1.00 | 20 | 20.00 | |
|  Wissmann, Dolf | | | 2053 | NED | 1.00 | 1 | 0.63 | 20 | 12.60 | |  Kroon, Roelof | | | 2130 | NED | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Wedda, Dries | | | 2005 | NED | 0.50 | 1 | 0.07 | 20 | 1.40 | | | Van Roon, Sjoerd | | | 2008 | NED | 1.00 | 1 | 0.57 | 20 | 11.40 | |
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 |
| 1971 | 1958 | 1.00 | 2 | 0.03 | 20 | 0.60 | |
| | Arndt, Uwe | | | 2004 | GER | 0.00 | 1 | -0.44 | 20 | -8.80 | | | Moerkerken, Remko | | | 1937 | NED | 1.00 | 1 | 0.47 | 20 | 9.40 | |
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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