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Individual Calculations December 2023 |
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| Badacsonyi, Stanley Total change: 22.00 | |   |
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| 46th Scarborough Congress | Scarborough | ENG | 2023-10-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2035 | 2010 | 3.50 | 5 | 1.04 | 40 | 41.60 | |
|  Grillage, Andrew | | | 1989 | ENG | 1.00 | 1 | 0.47 | 40 | 18.80 | |  Skettos, Nicolas | | | 1887 | CYP | 0.50 | 1 | -0.17 | 40 | -6.80 | | | Blackford, Ross | | | 1780 | SCO | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Milson, Samuel A | | | 2074 | ENG | 1.00 | 1 | 0.59 | 40 | 23.60 | | | Gormally, Daniel W | g | | 2443 | ENG | 0.00 | 1 | -0.06 | 40 | -2.40 | |
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) | | | | 2023-24 4NCL Division 1 Rounds 1-2 | Milton Keynes | ENG | 2023-11-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2313 | 2034 | 0.00 | 2 | -0.45 | 40 | -18.00 | |
| | Pert, Nicholas | g | | 2526 | ENG | 0.00 | 1 | -0.04 | 40 | -1.60 | | | Li, Harry | | | 2100 | ENG | 0.00 | 1 | -0.41 | 40 | -16.40 | |
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) | | | | Southall FIDE Congress November 2023 - U2300 | Southall | ENG | 2023-11-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1849 | 2034 | 2.00 | 3 | -0.10 | 40 | -4.00 | |
| | Pang, Ethan | | | 1634 * | ENG | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Llewellyn, Julian D | | | 1800 | ENG | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Lalic, Peter D | c | | 2112 | ENG | 0.50 | 1 | 0.11 | 40 | 4.40 | | | * 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) | | | | Coulsdon Chess Late Autumn Standardplay Congress - 25th -26th November 2023 - Open | Coulsdon | ENG | 2023-11-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1834 | 2034 | 3.00 | 4 | 0.06 | 40 | 2.40 | |
| | Welford, Richard R | | | 1631 | ENG | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Rogers, Tim L | | | 1929 | ENG | 0.50 | 1 | -0.14 | 40 | -5.60 | | | Baltrunas, Evaldas | | | 1830 | ENG | 0.50 | 1 | -0.26 | 40 | -10.40 | | | Woolacott, Samuel J | | | 1945 | ENG | 1.00 | 1 | 0.38 | 40 | 15.20 | |
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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