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Individual Calculations May 2021 |
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| Petkovic, Jovan Total change: -53.60 | |   |
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| Belgrade Spring Chess Festival 2021 - International Open | Beograd | SRB | 2021-04-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1954 | 2083 | 4.00 | 8 | -1.20 | 40 | -48.00 | |
|  Trajkovic, Nenad | | | 1683 * | SRB | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Kaasen, Tor Fredrik | m | | 2397 | NOR | 0.50 | 1 | 0.36 | 40 | 14.40 | | | Milanovic, Slavisa | m | | 2301 | MNE | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Petricenco, Ana | | | 1717 | MDA | 0.00 | 1 | -0.90 | 40 | -36.00 | | | Sahin, Hayrun Nisa | | wc | 1948 | TUR | 0.50 | 1 | -0.18 | 40 | -7.20 | | | Bajic, Petar | | | 1856 | SRB | 0.50 | 1 | -0.29 | 40 | -11.60 | | | Zubic, Aleksandar | | | 1879 | SRB | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Tulchynskyi, Feliks | | | 1851 | UKR | 0.50 | 1 | -0.29 | 40 | -11.60 | | | * 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) | | | | Belgrade Spring Chess Festival 2021 - Vikend rejting open | Beograd | SRB | 2021-04-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1940 | 2083 | 2.50 | 4 | -0.14 | 40 | -5.60 | |
| | Sakotic, Ana | | | 1708 | SRB | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Vojvodic, Pavle | | | 1830 | SRB | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Petrovic, Aleksa | | | 2141 | SRB | 0.00 | 1 | -0.42 | 40 | -16.80 | | | Radojicic, Aleksandar M | | | 2082 | SRB | 0.50 | 1 | 0.00 | 40 | 0.00 | |
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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