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Individual Calculations December 2021 |
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| Calvert, D Ian Total change: -18.80 | |   |
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| Coulsdon Chess Dicky White S3 NOV 2020 | London | ENG | 2021-11-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2005 | 1880 | 0.00 | 1 | -0.33 | 20 | -6.60 | |
|  Atako, Chino C | | | 2005 | ENG | 0.00 | 1 | -0.33 | 20 | -6.60 | |
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) | | | | 2021/22 4NCL Division 3 South Rounds 1-2 | Milton Keynes | ENG | 2021-11-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1615 | 1880 | 1.00 | 2 | -0.61 | 20 | -12.20 | |
| | Lancaster, Roger | | | 1741 | ENG | 0.50 | 1 | -0.19 | 20 | -3.80 | |  Farahi-Far, Arman | | | 1488 | ENG | 0.50 | 1 | -0.42 | 20 | -8.40 | |
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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