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Rapid:
Individual Calculations April 2023 |
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| Reed, Tommy Total change: -66.00 | |   |
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| Coulsdon Chess Junior Club ECC Qualifier - Spring 2023 - January Rounds 5-7 | Coulsdon | ENG | 2023-02-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1177 | 1033 | 0.00 | 1 | -0.31 | 40 | -12.40 | |
|  Kearns, Oliver | | | 1177 | ENG | 0.00 | 1 | -0.31 | 40 | -12.40 | |
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 Junior Grand Prix Spring 2023 - 4 March | Coulsdon | ENG | 2023-03-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1194 | 1063 | 0.00 | 2 | -0.70 | 40 | -28.00 | |
| | Blake-Gyeresy, Alfred | | | 1360 | ENG | 0.00 | 1 | -0.15 | 40 | -6.00 | |  Varenne, Leo | | | 1028 | ENG | 0.00 | 1 | -0.55 | 40 | -22.00 | |
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 Spring 2023 - 18 March | Coulsdon | ENG | 2023-03-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1152 | 1063 | 0.00 | 1 | -0.38 | 40 | -15.20 | |
| | Simkins, Owain | | | 1152 | ENG | 0.00 | 1 | -0.38 | 40 | -15.20 | |
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 Spring 2023 - Extras - 18 March | Coulsdon | ENG | 2023-03-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1111 | 1063 | 0.00 | 2 | -0.87 | 40 | -34.80 | |
| | Ponsudhahar, Adit | | | 1193 | ENG | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Varenne, Leo | | | 1028 | ENG | 0.00 | 1 | -0.55 | 40 | -22.00 | |
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 Junior Club Round Robins 20-3-2023 - Level 2 | London | ENG | 2023-03-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1064 | 1063 | 2.00 | 3 | 0.50 | 40 | 20.00 | |
| | Warner-Burley, Timothy | | | 1066 | ENG | 0.00 | 1 | -0.50 | 40 | -20.00 | | | Phipps, Mason | | | 1093 | ENG | 1.00 | 1 | 0.54 | 40 | 21.60 | | | Raghupathi, Siddharth | | | 1034 | ENG | 1.00 | 1 | 0.46 | 40 | 18.40 | |
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 Juniors Round Robin 27-3-2023 | Coulsdon | ENG | 2023-03-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1090 | 1063 | 1.50 | 3 | 0.11 | 40 | 4.40 | |
| | Rosenbach, Phillip | | | 1063 | ENG | 1.00 | 1 | 0.50 | 40 | 20.00 | | | Baker, Louis | | | 1055 | ENG | 0.00 | 1 | -0.51 | 40 | -20.40 | | | Smith, Sam | | | 1151 | ENG | 0.50 | 1 | 0.12 | 40 | 4.80 | |
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) | | |
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