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Individual Calculations July 2009 |
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| Cordea, David Total change: 37.80 | |   |
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| Alba Iulia Championship 2009 | Alba Iulia | ROU | 2009-03-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1931 | 1880 | 4.00 | 6 | 1.38 | 15 | 20.70 | |
|  Secheres, Alexandru | | | 1798 | ROU | 1.00 | 1 | 0.39 | 15 | 5.85 | |  Hostiuc, Daniel | | | 2110 | ROU | 1.00 | 1 | 0.79 | 15 | 11.85 | | | Cepoiu, Mircea | | | 1859 | ROU | 1.00 | 1 | 0.47 | 15 | 7.05 | | | Dan, Cantemir-Dorian | | | 1991 | ROU | 0.00 | 1 | -0.35 | 15 | -5.25 | | | Secheres, Adrian-Simion | | | 1729 | ROU | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Lupu, Ovidiu-Jean | | | 2096 | ROU | 0.00 | 1 | -0.22 | 15 | -3.30 | |
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 National Youth Chess Championship - Boys U14 | Voineasa | ROU | 2009-04-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1887 | 1873 | 5.00 | 8 | 1.14 | 15 | 17.10 | |
| | Henchel, Alexandru-Cristian | | | 1752 | ROU | 1.00 | 1 | 0.34 | 15 | 5.10 | | | Dicu, Razvan-Stefan | | | 2131 | ROU | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Pepene, Ionut | | | 1729 | ROU | 0.50 | 1 | -0.19 | 15 | -2.85 | | | Camarascu, Radu-Stefan | | | 1782 | ROU | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Bida, Mihai-Eugen | | | 2019 | ROU | 1.00 | 1 | 0.70 | 15 | 10.50 | | | Manole, Stefan | | | 1881 | ROU | 0.00 | 1 | -0.49 | 15 | -7.35 | | | Marinescu, Stefan | | | 1906 | ROU | 0.50 | 1 | 0.05 | 15 | 0.75 | | | Vasile, Claudiu-Daniel | | | 1897 | ROU | 1.00 | 1 | 0.53 | 15 | 7.95 | |
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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