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Rapid:
Individual Calculations December 2022 |
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| Ma, Rufus Total change: -23.20 | |   |
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| Coulsdon Juniors - Club Championships - November 2022 - Premiership | Coulsdon | ENG | 2022-10-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1052 | 1109 | 2.00 | 3 | 0.28 | 40 | 11.20 | |
|  Rajapaksha, Tinusha | | | 1125 | ENG | 1.00 | 1 | 0.52 | 40 | 20.80 | |  Claustres, Annaliese | | | 906 | ENG | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Rajapaksha, Tinusha | | | 1125 | ENG | 0.00 | 1 | -0.48 | 40 | -19.20 | |
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 Autumn 2022- Level 5 Event One | Coulsdon | ENG | 2022-11-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1147 | 1093 | 1.00 | 4 | -0.73 | 40 | -29.20 | |
| | Aiyyapan, Sudersen | | | 1015 | ENG | 1.00 | 1 | 0.39 | 40 | 15.60 | | | Kusumakar, Ruari | | | 1211 | ENG | 0.00 | 1 | -0.34 | 40 | -13.60 | | | Harris, Callum | | | 1281 | ENG | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Bhatia, Jai | | | 1079 | ENG | 0.00 | 1 | -0.52 | 40 | -20.80 | |
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 Autumn 2022- Extras Event One | Coulsdon | ENG | 2022-11-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1047 | 1093 | 1.00 | 2 | -0.13 | 40 | -5.20 | |
| | Aiyyapan, Sudersen | | | 1015 | ENG | 1.00 | 1 | 0.39 | 40 | 15.60 | | | Bhatia, Jai | | | 1079 | ENG | 0.00 | 1 | -0.52 | 40 | -20.80 | |
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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