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Individual Calculations September 2018 |
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| Costea, Catalin Total change: -73.60 | |   |
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| Juvenile Chess Festival, 13th edition | Constanta | ROU | 2018-07-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1355 | 1159 | 0.00 | 3 | -0.75 | 40 | -30.00 | |
|  Eftenoiu, Traianis | | | 1396 | ROU | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Trusca, Stefan-Ionut | | | 1312 | ROU | 0.00 | 1 | -0.30 | 40 | -12.00 | |  Rusu, Andreas | | | 1356 | ROU | 0.00 | 1 | -0.25 | 40 | -10.00 | |
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 2018 - U14 | Buzau | ROU | 2018-08-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1346 | 1159 | 0.00 | 4 | -1.09 | 40 | -43.60 | |
| | Baciu, Mihnea-Iustin | | | 1406 | ROU | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Busuioc, Stelian-Marian | | | 1520 | ROU | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Paraschiv, Alexandra | | | 1266 | ROU | 0.00 | 1 | -0.35 | 40 | -14.00 | | | Rusu, Diana-Andreea | | | 1192 | ROU | 0.00 | 1 | -0.45 | 40 | -18.00 | |
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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