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Individual Calculations January 2018 |
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| Cosac, Robert-Mihai Total change: -18.00 | |   |
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| National Youth Chess Championships for mixed teams - U10 | Olanesti | ROU | 2017-10-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1282 | 1288 | 1.00 | 3 | -0.54 | 40 | -21.60 | |
|  Donici-Maier, David | | | 1006 | ROU | 1.00 | 1 | 0.16 | 40 | 6.40 | |  Cristea, Matei-Alexandru | | | 1235 | ROU | 0.00 | 1 | -0.57 | 40 | -22.80 | | | Ulian, Andrei-Octavian | | | 1606 | ROU | 0.00 | 1 | -0.13 | 40 | -5.20 | |
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) | | | | CSM Buzau Cup - U12 | Buzau | ROU | 2017-12-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1274 | 1355 | 2.50 | 4 | 0.09 | 40 | 3.60 | |
| | Corbu, Valentin | | | 1130 | ROU | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Ciulic, Raducu-Marian | | | 1548 | ROU | 0.50 | 1 | 0.25 | 40 | 10.00 | | | Popescu, Stefan-Adrian | | | 1292 | ROU | 0.00 | 1 | -0.59 | 40 | -23.60 | | | Barbu, Timea-Alexandra | | | 1126 | ROU | 1.00 | 1 | 0.21 | 40 | 8.40 | |
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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