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Individual Calculations August 2021 |
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| Yordanov, Lachezar Total change: -29.00 | |   |
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| Serbia OPEN 2021 - MASTERS | Beograd | SRB | 2021-07-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2273 | 2325 | 3.00 | 8 | -1.51 | 20 | -30.20 | |
|  Nestorovic, Nikola | g | | 2477 | SRB | 1.00 | 1 | 0.70 | 20 | 14.00 | |  Bogosavljevic, Boban | g | | 2527 | SRB | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Martin Duque, Jesus | m | | 2444 | ESP | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Akbas, Umut Ata | | | 2141 | TUR | 0.00 | 1 | -0.74 | 20 | -14.80 | | | Efremov, Vladislav | f | | 2173 | RUS | 0.50 | 1 | -0.20 | 20 | -4.00 | | | Stoinev, Metodi | | | 2212 | BUL | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Stamatiou, Rodolfos | | | 2023 | GRE | 0.50 | 1 | -0.35 | 20 | -7.00 | | | Kosmas-Lekkas, Dimitrios | | | 2186 | GRE | 0.00 | 1 | -0.69 | 20 | -13.80 | |
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) | | | | International Tournament "Paracin 2021" - OPEN A | Paracin | SRB | 2021-07-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2253 | 2325 | 5.50 | 9 | 0.18 | 20 | 3.60 | |
| | Vujcic, Milena | | wf | 2049 | SRB | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Sturt, Raven | m | | 2500 | USA | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Garabetyan, Arno | | | 2096 | TUR | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Puranik, Abhimanyu | g | | 2589 | IND | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Radisavljevic, Dalibor | | | 2186 | SRB | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Raja, Harshit | m | | 2484 | IND | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Ozdemir, Serhan Berat | f | | 2191 | TUR | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Sapenov, Daniyal | | | 2034 | KAZ | 0.50 | 1 | -0.35 | 20 | -7.00 | | | Karisik, Nenad | | | 2144 | MNE | 1.00 | 1 | 0.26 | 20 | 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) | | | | Bulgarian Individual Chess Championship Boys 20-2021 | Asenovgrad | BUL | 2021-07-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2074 | 2325 | 3.00 | 4 | -0.12 | 20 | -2.40 | |
| | Kochiev, Ivan | | | 2176 | BUL | 0.50 | 1 | -0.20 | 20 | -4.00 | | | Boev, Viktor | | | 2270 | BUL | 0.50 | 1 | -0.08 | 20 | -1.60 | | | Vladimirov, Mario | | | 1925 * | BUL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Varbanov, Vladimir | | | 1925 * | BUL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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) | | |
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