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Rapid:
Individual Calculations January 2022 |
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| Griffith, Oliver Total change: -2.80 | |   |
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| Coulsdon Chess Juniors : Premiership Autumn 2021 S4 DEC 2021 | London | ENG | 2021-11-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1187 | 1116 | 0.00 | 1 | -0.40 | 20 | -8.00 | |
|  Harris, Callum | | | 1187 | ENG | 0.00 | 1 | -0.40 | 20 | -8.00 | |
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 Chess Junior Grand Prix - DEC Level4 | London | ENG | 2021-12-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1229 | 1175 | 1.00 | 1 | 0.58 | 20 | 11.60 | |
|  Smith, Henry | | | 1229 | ENG | 1.00 | 1 | 0.58 | 20 | 11.60 | |
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) | | | | Coulsdon Chess Junior Grand Prix - DEC Level5 | London | ENG | 2021-12-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1108 | 1175 | 1.50 | 4 | -0.86 | 20 | -17.20 | |
| | Ponsudhahar, Adit | | | 1093 | ENG | 0.00 | 1 | -0.61 | 20 | -12.20 | | | Saxena, Arjun | | | 1069 | ENG | 0.50 | 1 | -0.14 | 20 | -2.80 | | | Kumar, Arnav | | | 1041 | ENG | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Manchandia, Pratyush | | | 1227 | ENG | 0.00 | 1 | -0.43 | 20 | -8.60 | |
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) | | | | Coulsdon Juniors RP Swiss 13-12-2021 DEC | London | ENG | 2021-12-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1180 | 1175 | 3.00 | 5 | 0.54 | 20 | 10.80 | |
| | Chandramohan, Nihal | | | 1099 | ENG | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Ma, Rufus | | | 1184 | ENG | 1.00 | 1 | 0.51 | 20 | 10.20 | | | Harris, Callum | | | 1208 | ENG | 1.00 | 1 | 0.55 | 20 | 11.00 | | | Kumar, Sachin | | | 1178 | ENG | 0.00 | 1 | -0.50 | 20 | -10.00 | | | Smith, Henry | | | 1229 | ENG | 0.00 | 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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