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Individual Calculations May 2023 |
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| Willow, Jonah B Total change: -17.90 | |   |
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| Reykjavik Open 2023 | Reykjavik | ISL | 2023-03-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2219 | 2459 | 5.50 | 9 | -1.60 | 10 | -16.00 | |
|  Briem, Benedikt | | | 2127 | ISL | 0.50 | 1 | -0.38 | 10 | -3.80 | |  Kaufman, Raymond | m | | 2143 | CAN | 0.50 | 1 | -0.37 | 10 | -3.70 | | | Kather, Yannick | | | 2137 | GER | 1.00 | 1 | 0.13 | 10 | 1.30 | | | Baasansuren, Erdene | f | | 2232 | MGL | 1.00 | 1 | 0.21 | 10 | 2.10 | | | Sidhant, Mohapatra | m | | 2376 | IND | 0.00 | 1 | -0.61 | 10 | -6.10 | | | Jaksland, Tim | f | | 2117 | DEN | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Dishman, Stephen | f | | 2274 | ENG | 1.00 | 1 | 0.26 | 10 | 2.60 | | | Hommer, Jeremy | | | 2251 | GER | 0.50 | 1 | -0.27 | 10 | -2.70 | | | Domalchuk-Jonasson, Aleksandr | f | | 2318 | ISL | 0.00 | 1 | -0.69 | 10 | -6.90 | |
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) | | | | Southend Masters 2023 | Southend | ENG | 2023-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2452 | 2468 | 4.50 | 9 | -0.19 | 10 | -1.90 | |
| | Ernst, Sipke | g | | 2526 | NED | 0.00 | 1 | -0.42 | 10 | -4.20 | | | Korneev, Oleg | g | | 2468 | ESP | 0.50 | 1 | 0.00 | 10 | 0.00 | | | Livaic, Leon | g | | 2591 | CRO | 0.00 | 1 | -0.33 | 10 | -3.30 | | | Han, Yichen | f | | 2406 | NED | 1.00 | 1 | 0.41 | 10 | 4.10 | | | Ghasi, Ameet K | m | | 2479 | ENG | 0.50 | 1 | 0.02 | 10 | 0.20 | | | Kirk, Ezra | m | | 2439 | ENG | 0.50 | 1 | -0.04 | 10 | -0.40 | | | Chan, Kim Yew | f | | 2367 | MAS | 1.00 | 1 | 0.36 | 10 | 3.60 | | | Boyer, Mahel | m | | 2463 | FRA | 0.50 | 1 | -0.01 | 10 | -0.10 | | | Vardaan, Nagpal | m | | 2333 | IND | 0.50 | 1 | -0.18 | 10 | -1.80 | |
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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