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Rapid:
Individual Calculations January 2022 |
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| O`leary, Bella Total change: -15.80 | |   |
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| Coulsdon Chess Junior Grand Prix - DEC Level3 | London | ENG | 2021-12-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1129 | 1109 | 0.50 | 4 | -1.39 | 20 | -27.80 | |
|  Kairat, Alexander | | | 1289 | ENG | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Ma, Rufus | | | 1184 | ENG | 0.00 | 1 | -0.40 | 20 | -8.00 | |  Trivedi, Aarav | | | 1078 | ENG | 0.00 | 1 | -0.54 | 20 | -10.80 | | | Braithwaite, Paul | | | 966 | ENG | 0.50 | 1 | -0.19 | 20 | -3.80 | |
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 Junior Grand Prix - DEC Level4 | London | ENG | 2021-12-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1184 | 1109 | 1.00 | 1 | 0.60 | 20 | 12.00 | |
| | Ma, Rufus | | | 1184 | ENG | 1.00 | 1 | 0.60 | 20 | 12.00 | |
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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