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Individual Calculations September 2023 |
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| Gortemaker, Lucas Total change: -4.20 | |   |
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| Dutch Open 2023 - Reserve A | Dieren | NED | 2023-07-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1856 | 2009 | 5.00 | 8 | -0.63 | 20 | -12.60 | |
|  Friesen, Philippe | | | 1831 | NED | 0.00 | 1 | -0.73 | 20 | -14.60 | |  Janssen, Toon | | | 1874 | NED | 0.50 | 1 | -0.18 | 20 | -3.60 | | | Verheij, Dana | | | 1829 | NED | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Schilthuizen, Sander | | | 1894 | NED | 0.50 | 1 | -0.16 | 20 | -3.20 | | | Zecha, Oscar | | | 1867 | NED | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Rutjes, Twan | | | 1878 | NED | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Smit, Maarten | | | 1798 | NED | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Bruggink, Tycho | | | 1874 | NED | 0.50 | 1 | -0.18 | 20 | -3.60 | |
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) | | | | 38ste Internationaal Open van Geraardsbergen 2023 | Geraardsbergen | BEL | 2023-08-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1888 | 2009 | 5.00 | 7 | 0.42 | 20 | 8.40 | |
| | De Niel, Michiel | | | 1672 | BEL | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Baury, Noe | | | 1788 | FRA | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Paes, Martijn | | | 1895 | BEL | 0.50 | 1 | -0.16 | 20 | -3.20 | | | Dhaenens, Leon | | | 1885 | BEL | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Van Pel, Gerben | | | 1879 | NED | 0.50 | 1 | -0.18 | 20 | -3.60 | | | Lu, Miaoyi | | wm | 2226 | CHN | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Cuvelier, Annelies | | | 1871 | BEL | 1.00 | 1 | 0.31 | 20 | 6.20 | |
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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