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Individual Calculations August 2023 |
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| Duchene, Rene Total change: -43.60 | |   |
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| Amsterdam Science Park Chess Tournament 2023 - Group A | Amsterdam | NED | 2023-07-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1989 | 2128 | 4.00 | 9 | -2.18 | 20 | -43.60 | |
|  Manuel, Peter | | | 1970 | NED | 0.50 | 1 | -0.21 | 20 | -4.20 | |  Kurt, Sascha | | | 1986 | NED | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Ritzerveld, Noah | | | 2006 | NED | 0.50 | 1 | -0.17 | 20 | -3.40 | | | De Heer, Peter | | | 2004 | NED | 0.50 | 1 | -0.17 | 20 | -3.40 | | | Kohler, Aran | f | | 2010 | NED | 0.50 | 1 | -0.16 | 20 | -3.20 | | | Markus, John Raymond | | | 2001 | NED | 0.50 | 1 | -0.17 | 20 | -3.40 | | | Kelder, Sjoerd | | | 1971 | NED | 0.50 | 1 | -0.21 | 20 | -4.20 | | | Van Der Hoeven, Gerben | | | 1977 | NED | 0.00 | 1 | -0.70 | 20 | -14.00 | | | Galje, Hans | | | 1978 | NED | 0.50 | 1 | -0.20 | 20 | -4.00 | |
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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