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Rapid:
Individual Calculations December 2023 |
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| Costin, Alexandru Total change: 83.20 | |   |
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| NYCC Romania 2023 - rapid open U20 - teams | Sebes | ROU | 2023-11-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1955 | 1905 | 2.50 | 5 | 0.33 | 40 | 13.20 | |
|  Tudoroiu, Razvan-Catalin | | | 1855 | ROU | 1.00 | 1 | 0.43 | 40 | 17.20 | | | Voicu, Teodor-Mihnea | | | 2016 | ROU | 0.50 | 1 | 0.15 | 40 | 6.00 | |  Prisacaru, Stefan-Emilian | c | | 2146 | ROU | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Coca, Cristi-Iulian | f | | 2119 | ROU | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Radu, Luca-Ioan | | | 1641 | ROU | 1.00 | 1 | 0.18 | 40 | 7.20 | |
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) | | | | Romanian Grand Prix 5th stage | Sebes | ROU | 2023-11-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1980 | 1905 | 6.00 | 10 | 1.75 | 40 | 70.00 | |
| | Grosu, Tudor | | | 1505 * | ROU | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Ardelean, George-Catalin | m | | 2474 | ROU | 0.00 | 1 | -0.02 | 40 | -0.80 | | | Marcu, Daria-Ana | | | 1489 | ROU | 1.00 | 1 | 0.07 | 40 | 2.80 | | | Roncea, Radu | | | 1582 | ROU | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Secheres, Adrian-Simion | f | | 2245 | ROU | 0.50 | 1 | 0.38 | 40 | 15.20 | | | Creanga, Robert-Ionut | c | | 2184 | ROU | 0.50 | 1 | 0.34 | 40 | 13.60 | | | Filip, Lucian-Ioan | m | | 2285 | ROU | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Salajan, Stefania | | | 1636 | ROU | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Nedelcu, Teodor-Cosmin | f | | 2170 | ROU | 1.00 | 1 | 0.82 | 40 | 32.80 | | | Bulau, Andrei-Cristian | | | 2232 | ROU | 0.00 | 1 | -0.13 | 40 | -5.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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