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Individual Calculations February 2023 |
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| Onslow, Alfie Total change: 49.40 | |   |
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| The Irish New Year IM Norm Event 2023 | Dublin | IRL | 2023-01-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2261 | 2122 | 4.50 | 9 | 1.63 | 20 | 32.60 | |
|  Keller, Peter | f | | 2358 | GER | 1.00 | 1 | 0.80 | 20 | 16.00 | |  Gubanov, Oleg | m | | 2270 | UKR | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Daly, Colm | f | | 2217 | IRL | 0.50 | 1 | 0.13 | 20 | 2.60 | | | Kanyamarala, Trisha | | wm | 2228 | IRL | 0.00 | 1 | -0.36 | 20 | -7.20 | | | Quinn, Rory | f | | 2133 | IRL | 1.00 | 1 | 0.52 | 20 | 10.40 | | | Jacobsen, Mikkel Manosri | f | | 2317 | DEN | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Rakhmangulov, Andrei | m | | 2294 | UKR | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Venkatesan, Kavin | | | 2152 | IRL | 1.00 | 1 | 0.54 | 20 | 10.80 | | | Kopylov, Michael | m | | 2381 | UKR | 0.50 | 1 | 0.32 | 20 | 6.40 | |
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) | | | | London FIDE Congress - U2300 | London | ENG | 2023-01-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1997 | 2122 | 3.50 | 4 | 0.84 | 20 | 16.80 | |
| | Manmay, Chopra | | | 1915 | IND | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Collins, Adam | | | 1987 | IRL | 0.50 | 1 | -0.18 | 20 | -3.60 | | | Midhun, P U | | | 2147 | IND | 1.00 | 1 | 0.53 | 20 | 10.60 | | | Amato, Giampiero | | | 1940 | ITA | 1.00 | 1 | 0.26 | 20 | 5.20 | |
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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