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Individual Calculations October 2021 |
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| Rosenbach, Martin Total change: 8.80 | |   |
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| Coulsdon Chess Dicky White S1 SEP 2021 | London | ENG | 2021-09-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1780 | 1785 | 2.50 | 4 | 0.44 | 20 | 8.80 | |
|  Agrawal, Shivam | | | 1721 | ENG | 0.50 | 1 | -0.09 | 20 | -1.80 | |  Lock, Gavin R | c | | 2107 | ENG | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Edwards, Nicholas L | | | 1785 | ENG | 1.00 | 1 | 0.50 | 20 | 10.00 | | | Miles, Barry S | | | 1505 | ENG | 1.00 | 1 | 0.16 | 20 | 3.20 | |
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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