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Individual Calculations February 2023 |
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| Bharat Kumar, Balahari Total change: 146.40 | |   |
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| Coulsdon Chess Dicky White - December | London | ENG | 2022-11-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1994 | 1747 | 1.00 | 2 | 0.59 | 40 | 23.60 | |
|  Snape, Ian L | | | 2072 | ENG | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Smith, Mark | | | 1915 | ENG | 1.00 | 1 | 0.72 | 40 | 28.80 | |
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) | | | | London Christmas Chess Congress - Open | London | ENG | 2022-12-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2048 | 1778 | 3.50 | 6 | 2.37 | 40 | 94.80 | |
|  Willmoth, Robert F | c | | 2150 | ENG | 1.00 | 1 | 0.90 | 40 | 36.00 | | | Kovacs, Zoltan | | | 2072 | HUN | 0.50 | 1 | 0.35 | 40 | 14.00 | | | Williamson, Roger G | | | 2205 | ENG | 0.50 | 1 | 0.43 | 40 | 17.20 | | | Badacsonyi, Frankie | | | 1983 | ENG | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Bahra, Pardeep S | | | 1936 | ENG | 1.00 | 1 | 0.71 | 40 | 28.40 | | | Rogers, Tim L | | | 1942 | ENG | 0.50 | 1 | 0.22 | 40 | 8.80 | |
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) | | | | Coulsdon Chess Dicky White - January | London | ENG | 2023-01-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1611 | 1741 | 2.00 | 2 | 0.70 | 40 | 28.00 | |
| | Kumar, Arnav | | | 1437 | ENG | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Edwards, Nicholas L | | | 1785 | ENG | 1.00 | 1 | 0.56 | 40 | 22.40 | |
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) | | |
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