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Individual Calculations April 2023 |
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| Lopez, Jasel Justo Total change: -9.50 | |   |
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| DD Den Haag Open Schaakkampioenschap 2022 Round 5-9 | Den Haag | NED | 2023-03-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1940 | 2411 | 3.50 | 4 | -0.24 | 10 | -2.40 | |
|  Andringa, Arjo | | | 1759 | NED | 1.00 | 1 | 0.01 | 10 | 0.10 | | | Groenewoud, Joel | | | 1884 | NED | 1.00 | 1 | 0.03 | 10 | 0.30 | | | Labruyere, Roger | | | 2107 | NED | 0.50 | 1 | -0.36 | 10 | -3.60 | |  Madularea, David | | | 2011 * | NED | 1.00 | 1 | 0.08 | 10 | 0.80 | | | * 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) | | | | Belgian Interclubs 2022-2023 Ronde 8 | Various Places | BEL | 2023-03-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2161 | 2411 | 0.00 | 1 | -0.81 | 10 | -8.10 | |
| | Goossens, Hanne | | wm | 2161 | BEL | 0.00 | 1 | -0.81 | 10 | -8.10 | |
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) | | | | Dutch Team Competition 2022-2023 - Klasse 1 Round 7 | Various | NED | 2023-03-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2231 | 2411 | 1.00 | 1 | 0.26 | 10 | 2.60 | |
| | Pols, Wiggert | | | 2231 | NED | 1.00 | 1 | 0.26 | 10 | 2.60 | |
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) | | | | Belgian Interclubs 2022-2023 Ronde 9 | Various Places | BEL | 2023-03-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2292 | 2411 | 0.50 | 1 | -0.16 | 10 | -1.60 | |
| | Roos, Adrian | f | | 2292 | BEL | 0.50 | 1 | -0.16 | 10 | -1.60 | |
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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