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Individual Calculations September 2021 |
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| Costache, Andrei Eugeniu Total change: 54.80 | |   |
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| International Chess Festival Mihail Sadoveanu - 33rd ed. - Open | Iasi | ROU | 2021-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1536 | 1385 | 1.50 | 5 | -0.14 | 40 | -5.60 | |
|  Sapocinic, Semion | | | 1785 * | MDA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Tazlaoanu, Antonia-Patricia | | | 1074 | ROU | 1.00 | 1 | 0.14 | 40 | 5.60 | |  Barbulescu, Robert-Cristian | | | 1586 | ROU | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Rangu, Daniel | | | 1488 | ROU | 0.50 | 1 | 0.14 | 40 | 5.60 | | | Bighiu, Rares | | | 1745 | ROU | 0.00 | 1 | -0.10 | 40 | -4.00 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | Chess Festival Pro Logos Galati 2021 - U1600 | Galati | ROU | 2021-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1536 | 1385 | 3.00 | 5 | 1.51 | 40 | 60.40 | |
| | Ioan, Ovidiu | | | 1554 | ROU | 1.00 | 1 | 0.72 | 40 | 28.80 | | | Andries, Ionut-Stelian | | | 1499 | ROU | 1.00 | 1 | 0.66 | 40 | 26.40 | | | Spiridon, Anisia | | | 1592 | ROU | 0.50 | 1 | 0.27 | 40 | 10.80 | | | Gazdaru, Rares | | | 1528 | ROU | 0.50 | 1 | 0.19 | 40 | 7.60 | | | Bobu, Stefan-Valentin | | | 1509 | ROU | 0.00 | 1 | -0.33 | 40 | -13.20 | |
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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