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Individual Calculations February 2019 |
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| Koelmans, Jan Willem Total change: 6.00 | |   |
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| Tata Steel Chess Tournament 2018 - Tienkampen | Wijk aan Zee | NED | 2019-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1939 | 2003 | 5.00 | 8 | 0.30 | 20 | 6.00 | |
|  Van Geffen, Ben | | | 2033 | NED | 0.50 | 1 | 0.04 | 20 | 0.80 | |  Schouten, Mathias Lind | | | 1939 | NOR | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Den Boer, Paul | | | 1907 | NED | 0.50 | 1 | -0.13 | 20 | -2.60 | | | Van Oudvorst, Bert | | | 1926 | NED | 0.50 | 1 | -0.11 | 20 | -2.20 | | | Zondag, Jason | | | 1948 | NED | 0.50 | 1 | -0.08 | 20 | -1.60 | | | Eveleens, Wim | | | 2013 | NED | 0.50 | 1 | 0.01 | 20 | 0.20 | | | Borst, Filip | | | 1920 | NED | 0.50 | 1 | -0.11 | 20 | -2.20 | | | Van Dijkhuizen, Robbert | | | 1827 | NED | 1.00 | 1 | 0.27 | 20 | 5.40 | |
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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