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Individual Calculations February 2019 |
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| Van Foreest, Machteld Total change: 82.80 | |   |
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| Chess Festival Groningen 2018 - Open A | Groningen | NED | 2018-12-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2210 | 1925 | 3.50 | 8 | 2.17 | 40 | 86.80 | |
|  Kokje, Joris | f | | 2244 | NED | 0.00 | 1 | -0.13 | 40 | -5.20 | |  Schippers, Maurice | | | 2270 | NED | 0.00 | 1 | -0.11 | 40 | -4.40 | | | De Boer, Bas | | | 2134 | NED | 0.50 | 1 | 0.27 | 40 | 10.80 | | | Elgersma, Onno | | | 2192 | NED | 1.00 | 1 | 0.82 | 40 | 32.80 | | | Kabos, Tobias | f | | 2299 | NED | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Rut, Vojtech | | | 2140 | CZE | 0.50 | 1 | 0.27 | 40 | 10.80 | | | Van Roon, Sjoerd | | | 2136 | NED | 1.00 | 1 | 0.77 | 40 | 30.80 | | | Hovsepyan, Vardan | | | 2264 | ARM | 0.50 | 1 | 0.38 | 40 | 15.20 | |
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) | | | | Tata Steel Chess Tournament 2018 - Tienkampen | Wijk aan Zee | NED | 2019-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2129 | 2012 | 3.00 | 9 | -0.10 | 40 | -4.00 | |
| | Haselhorst, Helmut | | | 2129 | GER | 0.50 | 1 | 0.16 | 40 | 6.40 | | | Van Der Velden, Bram | c | | 2201 | NED | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Holl, Han | | | 2116 | NED | 0.50 | 1 | 0.14 | 40 | 5.60 | | | Kuipers, Dustin | | | 2095 | GER | 0.00 | 1 | -0.39 | 40 | -15.60 | | | Mienis, Dennis | | | 1989 | NED | 0.50 | 1 | -0.03 | 40 | -1.20 | | | Agter, Frank | | | 2211 | NED | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Roering, Ed | | | 2182 | NED | 1.00 | 1 | 0.72 | 40 | 28.80 | | | Mengerink, Ynze | | | 2135 | NED | 0.50 | 1 | 0.17 | 40 | 6.80 | | | Pollmueller, Michael | | | 2099 | GER | 0.00 | 1 | -0.38 | 40 | -15.20 | |
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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