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Individual Calculations July 2009 |
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| Atomei, Cristian Total change: 10.35 | |   |
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| Grand Prix Iasi 2009 - 2nd stage | Iasi | ROU | 2009-03-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1970 | 1805 | 1.00 | 3 | 0.06 | 15 | 0.90 | |
|  Garbea, Bogdan | | | 2155 | ROU | 0.00 | 1 | -0.11 | 15 | -1.65 | |  Mihailescu, Radu-Lucian | | | 2028 | ROU | 0.50 | 1 | 0.28 | 15 | 4.20 | | | Ghita, Levi | | | 1728 | ROU | 0.50 | 1 | -0.11 | 15 | -1.65 | |
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 U16 | Voineasa | ROU | 2009-04-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1933 | 1867 | 4.00 | 8 | 0.63 | 15 | 9.45 | |
| | Miu, Paul-Vlad | | | 1953 | ROU | 1.00 | 1 | 0.62 | 15 | 9.30 | | | Stanciu, Alexandru-Ovidiu | | | 2183 | ROU | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Horvat, Dan-Sebastian | | | 2127 | ROU | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Aldea, Robert | | | 1707 | ROU | 0.00 | 1 | -0.71 | 15 | -10.65 | | | Soare, Flavius | | | 1750 | ROU | 1.00 | 1 | 0.34 | 15 | 5.10 | | | Martian, Dragos-Daniel | | | 1835 | ROU | 0.50 | 1 | -0.04 | 15 | -0.60 | | | Dumitrescu, Robert | | | 1899 | ROU | 1.00 | 1 | 0.54 | 15 | 8.10 | | | Pop, Alexandru | | | 2010 | ROU | 0.50 | 1 | 0.19 | 15 | 2.85 | |
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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