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Rapid:
Individual Calculations July 2021 |
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| Bonciu, David Total change: 59.80 | |   |
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| Constanta Chess Championship - 68th ed. | Constanta | ROU | 2021-06-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1709 | 1796 | 5.00 | 8 | 0.12 | 20 | 2.40 | |
|  Raftopol, Mihailidis | | | 1308 | ROU | 1.00 | 1 | 0.04 | 20 | 0.80 | |  Carac, Radu-Ionut | | | 1481 | ROU | 0.00 | 1 | -0.86 | 20 | -17.20 | | | Cotoros, Eduard | | | 1612 | ROU | 0.50 | 1 | -0.24 | 20 | -4.80 | | | Savu, Marius-Florin | | | 1745 | ROU | 0.00 | 1 | -0.57 | 20 | -11.40 | | | Enache, Florin | | | 1585 | ROU | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Linca, Ionel | | | 1701 | ROU | 1.00 | 1 | 0.37 | 20 | 7.40 | | | David, Cristian | | | 1938 | ROU | 1.00 | 1 | 0.69 | 20 | 13.80 | | | Buzbuchi, Ionut | f | | 2301 | GER | 0.50 | 1 | 0.46 | 20 | 9.20 | |
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) | | | | Navodari Open | Navodari | ROU | 2021-06-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1828 | 1796 | 5.50 | 7 | 2.35 | 20 | 47.00 | |
| | Fotu, Catalin | | | 1173 | ROU | 1.00 | 1 | 0.01 | 20 | 0.20 | | | Calina, Niculae | | | 1328 | ROU | 1.00 | 1 | 0.05 | 20 | 1.00 | | | Gilea, Lucian | f | | 2167 | ROU | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Luta, Claudiu-Doru | | | 1566 | ROU | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Martian, Dragos-Daniel | | | 2244 | ROU | 1.00 | 1 | 0.94 | 20 | 18.80 | | | Spulber, Cicirone | f | | 2014 | ROU | 1.00 | 1 | 0.78 | 20 | 15.60 | | | Buzbuchi, Ionut | f | | 2301 | GER | 0.50 | 1 | 0.46 | 20 | 9.20 | |
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) | | | | Romania National Rapid Chess Championship 2021 - Teams Open | Snagov | ROU | 2021-06-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1552 | 1796 | 6.50 | 9 | 0.52 | 20 | 10.40 | |
| | Stoleriu, George | f | | 2172 | ROU | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Stefanica, Darius-Andrei | | | 1061 | ROU | 1.00 | 1 | 0.01 | 20 | 0.20 | | | Grigore, Radu-Andrei | | | 1329 | ROU | 0.50 | 1 | -0.45 | 20 | -9.00 | | | Craciun, Sasha-Matei | | | 1695 | ROU | 0.50 | 1 | -0.14 | 20 | -2.80 | | | Cnejev, Vladimir-Alexandru | c | | 1816 | ROU | 1.00 | 1 | 0.53 | 20 | 10.60 | | | Ciorgovean, Iustin | f | | 2087 | ROU | 1.00 | 1 | 0.85 | 20 | 17.00 | | | Antohi, Bogdan | | | 1061 | ROU | 1.00 | 1 | 0.01 | 20 | 0.20 | | | Botea, David-Alexandru | c | | 1634 | ROU | 0.50 | 1 | -0.21 | 20 | -4.20 | | | Matei-Catruna, Andrei | | | 1113 | ROU | 1.00 | 1 | 0.01 | 20 | 0.20 | |
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) | | |
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