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Individual Calculations September 2009 |
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| Dumitrescu, Alexandru Total change: 12.90 | |   |
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| International Chess Festival Eforie Nord | Eforie Nord | ROU | 2009-06-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2020 | 1757 | 4.00 | 10 | 2.14 | 15 | 32.10 | |
|  Stolte, Alexander | | | 2107 | GER | 0.50 | 1 | 0.39 | 15 | 5.85 | |  Valeanu, Eduard-Andrei | | | 2107 | ROU | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Arghirescu, Andrei | | | 1951 | ROU | 0.50 | 1 | 0.25 | 15 | 3.75 | | | Scripnic, Dumitru | | | 1946 | MDA | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Galatanu, Iulian-Marinica | | | 2070 | ROU | 0.00 | 1 | -0.14 | 15 | -2.10 | | | Lupu, Gheorghe | | | 2005 | ROU | 1.00 | 1 | 0.81 | 15 | 12.15 | | | Toculet, Gheorghe-Cristache | | | 1961 | ROU | 1.00 | 1 | 0.76 | 15 | 11.40 | | | Pachia, Mihai | | | 2095 | ROU | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Draghici, Dorel | | | 1907 | ROU | 1.00 | 1 | 0.70 | 15 | 10.50 | | | Malureanu, Costin-George | | | 2049 | ROU | 0.00 | 1 | -0.15 | 15 | -2.25 | |
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) | | | | Romanian Youth Team Championship - Open under 18 | Iasi | ROU | 2009-07-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2164 | 1764 | 0.00 | 6 | -0.48 | 15 | -7.20 | |
| | Dragomirescu, Robin-Alexandru | f | | 2164 * | ROU | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Chifor, Ovidiu-Emanuel | | | 2164 * | ROU | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Corlatescu, Dragos-Georgian | | | 2164 * | ROU | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Dragomirescu, Robin-Alexandru | f | | 2164 * | ROU | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Chifor, Ovidiu-Emanuel | | | 2164 * | ROU | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Corlatescu, Dragos-Georgian | | | 2164 * | ROU | 0.00 | 1 | -0.08 | 15 | -1.20 | | | * 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) | | | | Buzau Cup Open | Buzau | ROU | 2009-08-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1957 | 1764 | 0.50 | 5 | -0.80 | 15 | -12.00 | |
| | Popescu, Florin | | | 2109 | ROU | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Adoamnei, Roxana | | | 1974 | ROU | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Bogatu, Florin | | | 1958 | ROU | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Dodan, Mihaela | | | 1868 | ROU | 0.50 | 1 | 0.14 | 15 | 2.10 | | | Atomei, Cristian | | | 1877 | ROU | 0.00 | 1 | -0.35 | 15 | -5.25 | |
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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