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Rapid:
Individual Calculations December 2021 |
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| Han, Qixuan Total change: 7.00 | |   |
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| Coulsdon Chess Junior Grand Prix - OCT2 Level4 | London | ENG | 2021-10-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1210 | 1336 | 0.50 | 1 | -0.17 | 20 | -3.40 | |
|  Kumar, Sachin | | | 1210 | ENG | 0.50 | 1 | -0.17 | 20 | -3.40 | |
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 - OCT2 Level5 | London | ENG | 2021-10-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1184 | 1336 | 3.00 | 5 | -0.50 | 20 | -10.00 | |
|  Piradeepan, Avaneesh | | | 1204 | ENG | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Griffith, Oliver | | | 1104 | ENG | 0.00 | 1 | -0.79 | 20 | -15.80 | | | Jayaprakash, Arnav | | | 1174 | ENG | 0.50 | 1 | -0.21 | 20 | -4.20 | | | Kumar, Sachin | | | 1210 | ENG | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Marsden, Rupert | | | 1229 | ENG | 0.50 | 1 | -0.15 | 20 | -3.00 | |
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) | | | | 2021 British Junior Rapid Championship Under 12 | Milton Keynes | ENG | 2021-11-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1345 | 1328 | 3.00 | 4 | 1.02 | 20 | 20.40 | |
| | Dupuis, Denis K | | | 1673 | ENG | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Thooran, Kavin | | | 1168 | ENG | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Seet, Joshua | | | 1216 | ENG | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Yedid, Lior | | | 1324 | ENG | 1.00 | 1 | 0.49 | 20 | 9.80 | |
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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