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Rapid:
Individual Calculations July 2021 |
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| Grama, David-Ioan Total change: 58.00 | |   |
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| Navodari Open - U14 | Navodari | ROU | 2021-06-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1324 | 1045 | 2.50 | 5 | 1.48 | 20 | 29.60 | |
|  Cotoros, Eduard | | | 1612 | ROU | 0.50 | 1 | 0.48 | 20 | 9.60 | | | Serban, Andrei-Ovidiu | | | 1133 | ROU | 1.00 | 1 | 0.62 | 20 | 12.40 | |  Cazan, Mircea-Andrei | | | 1429 | ROU | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Borisov, Sofia-Ioana | | | 1220 | ROU | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Sterpu, Gabriel | | | 1227 | ROU | 0.50 | 1 | 0.24 | 20 | 4.80 | |
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) | | | | Queenside castling Trophy | Braila | ROU | 2021-06-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1287 | 1045 | 2.50 | 5 | 1.42 | 20 | 28.40 | |
| | Oprea, Paul Angel Andrei | | | 1278 | ROU | 1.00 | 1 | 0.79 | 20 | 15.80 | | | Radu, Victor Mihai | | | 1249 | ROU | 1.00 | 1 | 0.76 | 20 | 15.20 | | | Ancuta, Eduard-Gabriel | | | 1465 | ROU | 0.50 | 1 | 0.43 | 20 | 8.60 | | | Leu, Dragos Stefan | | | 1319 | ROU | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Boureanu, Bianca-Alina | | | 1123 | ROU | 0.00 | 1 | -0.39 | 20 | -7.80 | |
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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