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Individual Calculations June 2023 |
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| Snape, Ian L Total change: 10.60 | |   |
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| 2022/23 4NCL Division 2 Rounds 9-11 | Milton Keynes | ENG | 2023-04-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2157 | 2109 | 2.00 | 3 | 0.69 | 20 | 13.80 | |
|  Graham, David B | | | 2118 | ENG | 0.00 | 1 | -0.49 | 20 | -9.80 | |  Harakis, Alexis M | f | | 2268 | ENG | 1.00 | 1 | 0.71 | 20 | 14.20 | | | Brett, Andrew R | | | 2085 | ENG | 1.00 | 1 | 0.47 | 20 | 9.40 | |
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) | | | | Beckenham FIDE 2022-2023 Round 7 May 2023 | Beckenham | ENG | 2023-05-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2117 | 2096 | 1.00 | 1 | 0.53 | 20 | 10.60 | |
| | Jugand, Jean-Baptiste | | | 2117 | ENG | 1.00 | 1 | 0.53 | 20 | 10.60 | |
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) | | | | English Seniors Championships 2023 - Over 65 | Leamington Spa | ENG | 2023-05-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1973 | 2096 | 4.50 | 7 | -0.04 | 20 | -0.80 | |
| | Clancy, Martin J | | | 1706 | ENG | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Myall, Ivan J | | | 1924 | ENG | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Hutchinson, Norman A | | | 1968 | ENG | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Moore, Geoffrey R | | | 1969 | ENG | 0.00 | 1 | -0.67 | 20 | -13.40 | | | Goodwin, Ed H | | | 1817 | ENG | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Raynes, Paul | | | 2077 | ENG | 0.50 | 1 | -0.03 | 20 | -0.60 | | | Littlewood, Paul E | m | | 2347 | ENG | 0.50 | 1 | 0.31 | 20 | 6.20 | |
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) | | | | Coulsdon Chess Dicky White - May | London | ENG | 2023-05-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2040 | 2096 | 0.50 | 2 | -0.65 | 20 | -13.00 | |
| | Lock, Gavin R | c | | 2082 | ENG | 0.00 | 1 | -0.52 | 20 | -10.40 | | | Rizvi, Nasir | | | 1998 | WLS | 0.50 | 1 | -0.13 | 20 | -2.60 | |
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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