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Individual Calculations May 2010 |
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| Oprita, George Total change: -1.55 | |   |
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| Grand Prix Iasi 2010 - 1st stage | Iasi | ROU | 2010-02-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1969 | 1649 | 0.00 | 3 | -0.41 | 25 | -10.25 | |
|  Posedaru, Bogdan | | | 2049 * | ROU | 0.00 | 1 | -0.08 | 25 | -2.00 | | | Gheorghiu, Calin | | | 1887 | ROU | 0.00 | 1 | -0.20 | 25 | -5.00 | |  Vartolomei, Victor | | | 1971 | ROU | 0.00 | 1 | -0.13 | 25 | -3.25 | | | * 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) | | | NOTE: K factor changed | | Grand Prix Iasi 2010 - 2nd stage | Iasi | ROU | 2010-04-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1938 | 1649 | 1.50 | 3 | 1.01 | 15 | 15.15 | |
| | Serbanoiu, Marian | | | 2049 * | ROU | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Afloarei, Jenica | | | 1857 | ROU | 0.50 | 1 | 0.27 | 15 | 4.05 | | | Martian, Dragos-Daniel | | | 1907 | ROU | 1.00 | 1 | 0.82 | 15 | 12.30 | | | * 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) | | | NOTE: K factor changed | | Romanian National Youth Chess Championship - Boys U12 | Voineasa | ROU | 2010-04-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1880 | 1649 | 0.00 | 2 | -0.43 | 15 | -6.45 | |
| | Dolana, Andrei-Theodor | | | 1956 | ROU | 0.00 | 1 | -0.14 | 15 | -2.10 | | | Marin, Victor-Mihai | | | 1804 | ROU | 0.00 | 1 | -0.29 | 15 | -4.35 | |
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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