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Individual Calculations December 2023 |
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| Willow, Jonah B Total change: 11.00 | |   |
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| Nottingham Chess Foundation Invitational - GM Norm Tournament | Nottingham | ENG | 2023-10-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2390 | 2425 | 6.00 | 9 | 1.10 | 10 | 11.00 | |
|  Kanyamarala, Tarun | m | | 2329 | IRL | 1.00 | 1 | 0.37 | 10 | 3.70 | | | Trost, Edvin | f | | 2442 | SWE | 0.50 | 1 | 0.02 | 10 | 0.20 | |  Khandelwal, Ankush | f | | 2309 | ENG | 1.00 | 1 | 0.34 | 10 | 3.40 | | | Krzywda, Andrzej | c | | 2210 | POL | 1.00 | 1 | 0.23 | 10 | 2.30 | | | Hebden, Mark L | g | | 2443 | ENG | 0.50 | 1 | 0.03 | 10 | 0.30 | | | Derakhshani, Borna | f | | 2358 | ENG | 0.50 | 1 | -0.09 | 10 | -0.90 | | | Gasanov, Eldar | g | | 2478 | UKR | 0.50 | 1 | 0.07 | 10 | 0.70 | | | Beerdsen, Thomas | g | | 2496 | NED | 0.50 | 1 | 0.10 | 10 | 1.00 | | | Wadsworth, Matthew J | m | | 2446 | ENG | 0.50 | 1 | 0.03 | 10 | 0.30 | |
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) | | | | 2023-24 4NCL Division 1 Rounds 1-2 | Milton Keynes | ENG | 2023-11-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2416 | 2416 | 1.00 | 2 | 0.00 | 10 | 0.00 | |
| | Speelman, Jon S | g | | 2487 | ENG | 0.00 | 1 | -0.40 | 10 | -4.00 | | | Waldhausen Gordon, Frederick | f | | 2344 | SCO | 1.00 | 1 | 0.40 | 10 | 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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