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Individual Calculations April 2023 |
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| Langstrom, Sammy Total change: -1.60 | |   |
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| XXIV Obert Tres Peons GRUP B Rondas 8-9 | Barcelona | ESP | 2023-03-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1277 | 1559 | 1.50 | 2 | -0.18 | 20 | -3.60 | |
|  Vicente Perales, Manel | | | 1299 | ESP | 0.50 | 1 | -0.32 | 20 | -6.40 | |  Arbiol Tormo, Jordi | | | 1255 | ESP | 1.00 | 1 | 0.14 | 20 | 2.80 | |
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) | | | | XVII Obert Tupinamba GRUP B Rondas 1-2 | Barcelona | ESP | 2023-03-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1407 | 1559 | 1.50 | 2 | 0.10 | 20 | 2.00 | |
| | Febrero Perez, Lluis | | | 1332 | ESP | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Moreno Lopez, Marcos Jose | | | 1481 | ESP | 0.50 | 1 | -0.11 | 20 | -2.20 | |
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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