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Individual Calculations February 2018 |
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| Vos, Tjark Total change: 16.60 | |   |
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| Chess Festival Groningen 2017 - Compact A | Groningen | NED | 2017-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2108 | 2210 | 4.00 | 5 | 0.83 | 20 | 16.60 | |
|  Cornelisse, Ticho | | | 2040 | NED | 1.00 | 1 | 0.28 | 20 | 5.60 | |  Van Roon, Sjoerd | | | 2024 | NED | 0.50 | 1 | -0.24 | 20 | -4.80 | | | Hagendijk, Klaas | | | 2029 | NED | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Rubingh, Otto | f | | 2139 | NED | 0.50 | 1 | -0.10 | 20 | -2.00 | | | Bezemer, Arno | f | | 2306 | NED | 1.00 | 1 | 0.63 | 20 | 12.60 | |
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) | | |
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