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Individual Calculations September 2023 |
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| Grutter, Tim Total change: -11.60 | |   |
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| Utrechtse Meesters 2023 Round 4-9 | Utrecht | NED | 2023-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2359 | 2349 | 3.50 | 5 | 1.06 | 20 | 21.20 | |
|  Kerigan, Demre | m | | 2352 | TUR | 0.00 | 1 | -0.50 | 20 | -10.00 | | | Abdulla, Murad | f | | 2309 | SCO | 0.50 | 1 | -0.06 | 20 | -1.20 | |  Lopez, Jasel | m | | 2390 | ARU | 1.00 | 1 | 0.56 | 20 | 11.20 | | | Lombaers, Peter | f | | 2372 | NED | 1.00 | 1 | 0.53 | 20 | 10.60 | | | Van De Griendt, Jan Willem | m | | 2374 | NED | 1.00 | 1 | 0.53 | 20 | 10.60 | |
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) | | | | HZ University of Applied Sciences Chess Tournament 2023 | Vlissingen | NED | 2023-08-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2031 | 2349 | 6.00 | 9 | -1.64 | 20 | -32.80 | |
| | Goverde, Ruud | | | 1788 | NED | 1.00 | 1 | 0.02 | 20 | 0.40 | | | Verwoert, Jef | | | 2023 | NED | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Wagenvoorde, Guido | | | 2104 | NED | 0.00 | 1 | -0.80 | 20 | -16.00 | | | Song, Ethan | | | 2025 | CAN | 0.00 | 1 | -0.87 | 20 | -17.40 | | | Van De Griend, Johan | | | 1949 * | NED | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Riksen, John | | | 1981 | NED | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Arnold, Rhys | | | 2098 | NED | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Baarslag, Ed | | | 2086 | NED | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Van Der Kaap, Jos | | | 2224 | NED | 0.50 | 1 | -0.17 | 20 | -3.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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