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Individual Calculations April 2023 |
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| Lazarean, Colea-Valentin Total change: 22.60 | |   |
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| Bucharest Chess Weekend 1800 - 5th ed. | Bucuresti | ROU | 2023-02-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1686 | 1477 | 0.50 | 2 | 0.03 | 20 | 0.60 | |
|  Ungureanu, Constantin-Gabriel | | | 1665 | ROU | 0.50 | 1 | 0.24 | 20 | 4.80 | | | Salcu, Laurentiu | | | 1707 | ROU | 0.00 | 1 | -0.21 | 20 | -4.20 | |
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) | | | | Bucharest Chess Weekend 1800 - 52th ed. | Bucuresti | ROU | 2023-03-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1693 | 1504 | 3.00 | 6 | 1.10 | 20 | 22.00 | |
| | Iustin, Silviu | | | 2063 | ROU | 0.00 | 1 | -0.03 | 20 | -0.60 | |  Badescu, Eliza-Ioana | | | 1125 | ROU | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Bisti, Stefan | | | 1793 | ROU | 1.00 | 1 | 0.84 | 20 | 16.80 | | | Vardanian, Yurii | | | 1894 | UKR | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Savu, Vicentiu-Dorian | | | 1441 | ROU | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Toma, Iustin | | | 1839 | ROU | 0.00 | 1 | -0.12 | 20 | -2.40 | |
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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