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Rapid:
Individual Calculations February 2019 |
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| Boztas, Lana Total change: 3.60 | |   |
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| CCF Winter Chess 2018-19 RP Results Stage 6 | London | ENG | 2019-01-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1380 | 1403 | 1.00 | 3 | -0.56 | 20 | -11.20 | |
|  Darville, Matt | | | 1728 | ENG | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Hastilow, Sarah | | | 1030 | ENG | 1.00 | 1 | 0.10 | 20 | 2.00 | |  Gliddon, Daniel J | | | 1382 | ENG | 0.00 | 1 | -0.53 | 20 | -10.60 | |
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) | | | | CCF New Year Rapidplay 2019 Major | London | ENG | 2019-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1496 | 1403 | 3.00 | 6 | 0.74 | 20 | 14.80 | |
| | Bloom, Paul | | | 1537 | ENG | 1.00 | 1 | 0.68 | 20 | 13.60 | | | Fernandes, Aaron | | | 1459 | ENG | 0.00 | 1 | -0.42 | 20 | -8.40 | | | Levey, Steve | | | 1486 | ENG | 1.00 | 1 | 0.61 | 20 | 12.20 | | | Sedykh, Stakhey | | | 1378 | ENG | 0.00 | 1 | -0.53 | 20 | -10.60 | | | Miles, Barry S | | | 1492 | ENG | 1.00 | 1 | 0.62 | 20 | 12.40 | | | Wood, Jamie J | | | 1623 | ENG | 0.00 | 1 | -0.22 | 20 | -4.40 | |
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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