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Individual Calculations February 2019 |
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| Boztuna, Mehmet Total change: -5.80 | |   |
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| 2018/19 4NCL Div 4 Rounds 3 - 4 | Bedford | ENG | 2019-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1530 | 1831 | 0.50 | 1 | -0.35 | 20 | -7.00 | |
|  Parry, Samuel | | | 1530 | ENG | 0.50 | 1 | -0.35 | 20 | -7.00 | |
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) | | | | Central London Chess Congress Open 2019 | London | ENG | 2019-01-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2040 | 1831 | 1.00 | 4 | 0.06 | 20 | 1.20 | |
|  Midhun, P U | | | 2019 | IND | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Penna, Tommaso | | | 2006 | ITA | 1.00 | 1 | 0.73 | 20 | 14.60 | | | Wilks, Simon | | | 2062 | ENG | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Atako, Chino C | | | 2071 | ENG | 0.00 | 1 | -0.20 | 20 | -4.00 | |
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) | | |
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