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Rapid:
Individual Calculations March 2023 |
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| Bogerd, Ethan Total change: 93.20 | |   |
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| 2nd Kentish FIDE Rapidplay - U1600 | Sevenoaks | ENG | 2023-01-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1377 | 1182 | 2.50 | 4 | 1.48 | 40 | 59.20 | |
|  Jefferies, Tyrone R | | | 1373 | ENG | 1.00 | 1 | 0.75 | 40 | 30.00 | |  Stepanov, Efrem | | | 1472 | UKR | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Langley, Anthony M | | | 1285 | ENG | 0.50 | 1 | 0.14 | 40 | 5.60 | | | Gillard, Andrew L | | | 1379 | ENG | 1.00 | 1 | 0.75 | 40 | 30.00 | |
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 - February | Coulsdon | ENG | 2023-02-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1193 | 1182 | 1.00 | 4 | -0.98 | 40 | -39.20 | |
| | Trivedi, Aarav | | | 1043 | ENG | 0.00 | 1 | -0.69 | 40 | -27.60 | | | Singh, Aarush | | | 1013 | ENG | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Zhang, Junyi | | | 1471 | ENG | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Mallick, Ismail | | | 1245 | ENG | 0.00 | 1 | -0.41 | 40 | -16.40 | |
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) | | | | Golders Green FIDE Rapidplay 2023 February Minor | London | ENG | 2023-02-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1262 | 1182 | 3.00 | 3 | 1.83 | 40 | 73.20 | |
| | Lewis, David | | | 1249 | ENG | 1.00 | 1 | 0.59 | 40 | 23.60 | | | Forbes, Yasmin | | | 1298 | JCI | 1.00 | 1 | 0.66 | 40 | 26.40 | | | Bluestone, Dave J | | | 1240 | ENG | 1.00 | 1 | 0.58 | 40 | 23.20 | |
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) | | |
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