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Individual Calculations February 2017 |
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| Sikkes, Piet Total change: 33.20 | |   |
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| Chessfestival Groningen 2016 - Compact C | Groningen | NED | 2016-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1647 | 1582 | 2.00 | 3 | 0.76 | 40 | 30.40 | |
|  Takkebos, Michiel | | | 1678 | NED | 1.00 | 1 | 0.63 | 40 | 25.20 | |  Roothaan, Elmar | | | 1628 | NED | 0.00 | 1 | -0.44 | 40 | -17.60 | | | Beukema, Constantijn | | | 1635 | BEL | 1.00 | 1 | 0.57 | 40 | 22.80 | |
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 - Tienkampen | Wijk aan Zee | NED | 2017-01-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1652 | 1582 | 2.50 | 6 | 0.07 | 40 | 2.80 | |
| | Rietvink, Liesbeth | | | 1743 | NED | 0.50 | 1 | 0.21 | 40 | 8.40 | | | Groot, Gerard | | | 1720 | NED | 0.50 | 1 | 0.19 | 40 | 7.60 | | | Tan, Teck Woon | | | 1610 | SGP | 0.00 | 1 | -0.46 | 40 | -18.40 | | | Buschman, Rob | | | 1575 | NED | 0.00 | 1 | -0.51 | 40 | -20.40 | | | Beentjes, Koen | | | 1560 | NED | 0.50 | 1 | -0.03 | 40 | -1.20 | | | Lith, Tony | | | 1704 | NED | 1.00 | 1 | 0.67 | 40 | 26.80 | |
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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