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Rapid:
Individual Calculations January 2022 |
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| Ma, Rufus 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 |
| 1176 | 1184 | 2.00 | 4 | -0.04 | 20 | -0.80 | |
|  Smith, Henry | | | 1229 | ENG | 0.00 | 1 | -0.44 | 20 | -8.80 | |  Trivedi, Aarav | | | 1078 | ENG | 1.00 | 1 | 0.36 | 20 | 7.20 | | | O`leary, Bella | | | 1109 | ENG | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Kairat, Alexander | | | 1289 | ENG | 0.00 | 1 | -0.36 | 20 | -7.20 | |
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 Junior Grand Prix - DEC Level4 | London | ENG | 2021-12-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1109 | 1184 | 0.00 | 1 | -0.60 | 20 | -12.00 | |
| | O`leary, Bella | | | 1109 | ENG | 0.00 | 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) | | | | Coulsdon Juniors RP Swiss 13-12-2021 DEC | London | ENG | 2021-12-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1157 | 1184 | 2.00 | 4 | -0.15 | 20 | -3.00 | |
| | Griffith, Oliver | | | 1175 | ENG | 0.00 | 1 | -0.51 | 20 | -10.20 | | | Raj, Aarush | | | 1169 | ENG | 1.00 | 1 | 0.48 | 20 | 9.60 | | | Harris, Callum | | | 1208 | ENG | 0.00 | 1 | -0.47 | 20 | -9.40 | | | Raj, Aarav | | | 1074 | ENG | 1.00 | 1 | 0.35 | 20 | 7.00 | |
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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