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Rapid:
Individual Calculations February 2023 |
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| Ponsudhahar, Adit Total change: -10.40 | |   |
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| Coulsdon Chess Junior Grand Prix Spring 2023 - January | Coulsdon | ENG | 2023-01-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1147 | 1209 | 1.50 | 3 | -0.24 | 40 | -9.60 | |
|  Trivedi, Aarav | | | 1049 | ENG | 1.00 | 1 | 0.29 | 40 | 11.60 | | | Blake-Gyeresy, Alfred | | | 1178 | ENG | 0.00 | 1 | -0.54 | 40 | -21.60 | |  Wicken, Jack | | | 1213 | ENG | 0.50 | 1 | 0.01 | 40 | 0.40 | |
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) | | | | Coulsdon Chess Rapidplay - New Year (Open) | Coulsdon | ENG | 2023-01-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1543 | 1209 | 1.00 | 6 | -0.02 | 40 | -0.80 | |
| | Odunaiya, Victor | | | 1850 | ENG | 0.00 | 1 | -0.01 | 40 | -0.40 | | | Abhyuday, Santhosh | | | 1536 | IND | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Madden, Steve | | | 1638 | ENG | 0.00 | 1 | -0.07 | 40 | -2.80 | | | Jackson, Paul G | | | 1577 | ENG | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Fazia, Salvatore | | | 1197 | ENG | 1.00 | 1 | 0.48 | 40 | 19.20 | | | Marsden, Rupert | | | 1457 | ENG | 0.00 | 1 | -0.19 | 40 | -7.60 | |
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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