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Individual Calculations May 2023 |
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| Van Staden, Mildo Total change: 41.40 | |   |
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| Reykjavik Open 2023 | Reykjavik | ISL | 2023-03-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2066 | 1856 | 2.50 | 6 | 0.89 | 40 | 35.60 | |
|  Magnusson, Thorsteinn | | | 1485 | ISL | 0.50 | 1 | -0.40 | 40 | -16.00 | |  Murphy, Hugh W | | | 2100 | ENG | 0.50 | 1 | 0.30 | 40 | 12.00 | | | Shundi, Matias | | | 2145 | USA | 1.00 | 1 | 0.84 | 40 | 33.60 | | | Kushko, Dmitriy | | | 2379 | UKR | 0.00 | 1 | -0.03 | 40 | -1.20 | | | Heldenbergh, Nils | | | 2141 | BEL | 0.50 | 1 | 0.34 | 40 | 13.60 | | | Kracht, Raphael | | | 2145 | GER | 0.00 | 1 | -0.16 | 40 | -6.40 | |
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 | | Dutch Team Competition 2022-2023 - Klasse 3 Round 9 | Various | NED | 2023-04-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2088 | 1856 | 0.50 | 1 | 0.29 | 20 | 5.80 | |
| | Van Den Boogaart, Jan Maarten | | | 2088 | NED | 0.50 | 1 | 0.29 | 20 | 5.80 | |
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) | | |
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