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Individual Calculations February 2017 |
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| Willemsma, Abe Total change: -2.20 | |   |
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| Chessfestival Groningen 2016 - Open A | Groningen | NED | 2016-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2208 | 2087 | 2.00 | 6 | -0.11 | 20 | -2.20 | |
|  Hopman, Pieter | f | | 2345 | NED | 0.00 | 1 | -0.18 | 20 | -3.60 | |  Brink, Barry | f | | 2299 | NED | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Markus, John Raymond | | | 2098 | NED | 0.50 | 1 | 0.02 | 20 | 0.40 | | | Elgersma, Simon | | | 2070 | NED | 0.50 | 1 | -0.02 | 20 | -0.40 | | | Henseler, Jorgen | | | 2060 | NED | 1.00 | 1 | 0.46 | 20 | 9.20 | | | Van Delft, Merijn | m | | 2376 | NED | 0.00 | 1 | -0.16 | 20 | -3.20 | |
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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