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Individual Calculations July 2019 |
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| De Vries, Leon Total change: 91.40 | |   |
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| Weekendtoernooi Groninger Combinatie | Groningen | NED | 2019-05-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1811 | 1707 | 3.50 | 6 | 1.22 | 40 | 48.80 | |
|  Torensma, Christian | | | 1517 | NED | 1.00 | 1 | 0.25 | 40 | 10.00 | |  Oord, Raymon | | | 1948 | NED | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Van T Veld, Menno | | | 1901 | NED | 0.50 | 1 | 0.25 | 40 | 10.00 | | | Keuning, Selwin | | | 2070 | NED | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Dijkstra, Johan | | | 1510 | NED | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Aden, Meino | | | 1921 | GER | 1.00 | 1 | 0.77 | 40 | 30.80 | |
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) | | | NOTE: K factor changed | | 13th BPB Limburg Open 2019 Group B | Maastricht | NED | 2019-06-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1912 | 1817 | 3.00 | 7 | 0.37 | 20 | 7.40 | |
| | De Lange, Steyn | | | 1892 | NED | 0.00 | 1 | -0.40 | 20 | -8.00 | | | Schloemer, Armin | | | 1832 | GER | 0.00 | 1 | -0.48 | 20 | -9.60 | | | Gendarme, Pierre | | | 1804 | BEL | 1.00 | 1 | 0.48 | 20 | 9.60 | | | Loose, Rob | | | 1913 | NED | 1.00 | 1 | 0.63 | 20 | 12.60 | | | Dietz, Jonas | | | 1916 | GER | 0.50 | 1 | 0.14 | 20 | 2.80 | | | Ritsema, Ronald | | | 2031 | NED | 0.50 | 1 | 0.27 | 20 | 5.40 | | | Demiddele, Kevin | | | 1994 | BEL | 0.00 | 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) | | | NOTE: K factor changed | | HSG Open 2019 - groep A | Hilversum | NED | 2019-06-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2013 | 1817 | 3.00 | 5 | 1.76 | 20 | 35.20 | |
| | Plasman, Hans | | | 2096 | NED | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Van Der Meiden, Dirk | | | 2003 | NED | 0.50 | 1 | 0.24 | 20 | 4.80 | | | Reichardt, Robin | | | 1925 | NED | 1.00 | 1 | 0.65 | 20 | 13.00 | | | Manshanden, Nick | | | 2010 | NED | 0.50 | 1 | 0.25 | 20 | 5.00 | | | Spit, Vincent | | | 2033 | NED | 1.00 | 1 | 0.78 | 20 | 15.60 | |
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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