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Individual Calculations September 2021 |
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| Bonciu, David Total change: 49.02 | |   |
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| Arad Open 2021 | Arad | ROU | 2021-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2210 | 1975 | 4.50 | 9 | 2.58 | 38 | 98.04 | |
|  Stanciu, Alexandru-Ovidiu | f | | 2323 | ROU | 0.50 | 1 | 0.39 | 38 | 14.82 | |  Coca, Cristi-Iulian | | | 2282 | ROU | 0.50 | 1 | 0.36 | 38 | 13.68 | | | Zubac, Marius | | | 2122 | CAN | 1.00 | 1 | 0.70 | 38 | 26.60 | | | Ursan, Petru-Sebastian | c | | 2225 | ROU | 0.00 | 1 | -0.19 | 38 | -7.22 | | | Ionescu, Mihai | m | | 2271 | ROU | 0.50 | 1 | 0.35 | 38 | 13.30 | | | Trifan, Andrei Ioan | | | 2226 | GER | 0.50 | 1 | 0.31 | 38 | 11.78 | | | Vilcu, Matei-Stefan | | | 2127 | ROU | 0.50 | 1 | 0.20 | 38 | 7.60 | | | Mozes, Ervin | m | | 2091 | ROU | 1.00 | 1 | 0.66 | 38 | 25.08 | | | Nastore, Pavel-Alexandru | c | | 2219 | ROU | 0.00 | 1 | -0.20 | 38 | -7.60 | |
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) | | | | Brasov International Chess Festival - 5th ed. - A | Poiana Brasov | ROU | 2021-08-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1880 | 1985 | 4.50 | 9 | -1.29 | 38 | -49.02 | |
| | Macovei, Andrei | m | | 2385 * | MDA | 0.00 | 1 | -0.08 | 38 | -3.04 | | | Mainescu, Andrei-Cristian | | | 1809 | ROU | 1.00 | 1 | 0.27 | 38 | 10.26 | | | Manea, Alexandru | m | | 2345 | ROU | 0.00 | 1 | -0.10 | 38 | -3.80 | | | Prelipcean, Eric-Matei | | | 1761 | ROU | 0.00 | 1 | -0.78 | 38 | -29.64 | | | Teodorescu, Luca-Nicolae | | | 1711 | ROU | 0.50 | 1 | -0.33 | 38 | -12.54 | | | Pitigoi, Sabina-Andreea | | | 1717 | ROU | 0.50 | 1 | -0.33 | 38 | -12.54 | | | Sava, Robert-Gabriel | | | 1773 | ROU | 0.50 | 1 | -0.27 | 38 | -10.26 | | | Busuioc, Stelian-Marian | | | 1668 | ROU | 1.00 | 1 | 0.13 | 38 | 4.94 | | | Stan, Luciana-Gabriela | | | 1747 | ROU | 1.00 | 1 | 0.20 | 38 | 7.60 | | | * 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) | | |
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