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Individual Calculations August 2021 |
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| Maria, Lia-Alexandra Total change: 28.44 | |   |
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| SILVER LAKE 2021 - OPEN A | Srebrno jezero | SRB | 2021-06-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2012 | 1809 | 2.50 | 8 | 0.50 | 36 | 18.00 | |
|  Toncheva, Nadya | f | wf | 2201 | BUL | 0.00 | 1 | -0.08 | 36 | -2.88 | |  Nurmanova, Alua | | wf | 2093 | KAZ | 0.00 | 1 | -0.16 | 36 | -5.76 | | | Anacoglu, Cisel | | | 1924 | TUR | 0.50 | 1 | 0.16 | 36 | 5.76 | | | Vujicic, Dragisa | | | 1916 | BIH | 0.50 | 1 | 0.15 | 36 | 5.40 | | | Yeshchenko, Uliana | | | 1991 | UKR | 0.00 | 1 | -0.26 | 36 | -9.36 | | | Katic, Goran | | | 1963 | SRB | 0.50 | 1 | 0.21 | 36 | 7.56 | | | Vlahovic, Ljubo | | | 1897 | SRB | 1.00 | 1 | 0.62 | 36 | 22.32 | | | Skonnord, Uno | | | 2112 | DEN | 0.00 | 1 | -0.14 | 36 | -5.04 | |
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) | | | | 43rd Open, National individual cup, Tringov Memorial | Plovdiv | BUL | 2021-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1853 | 1809 | 5.00 | 9 | 0.93 | 36 | 33.48 | |
| | Rusev, Kristiyan | | | 1409 * | BUL | 1.00 | 1 | 0.08 | 36 | 2.88 | | | Huhndorf, Arnold | f | | 2208 | GER | 0.00 | 1 | -0.08 | 36 | -2.88 | | | Karova, Peya | | | 1455 | BUL | 1.00 | 1 | 0.11 | 36 | 3.96 | | | Kirilov, Ivaylo | | | 2087 | BUL | 0.50 | 1 | 0.33 | 36 | 11.88 | | | Todev, Simeon | c | | 2034 | BUL | 0.00 | 1 | -0.22 | 36 | -7.92 | | | Velikov, Nikola | | | 1599 | BUL | 1.00 | 1 | 0.23 | 36 | 8.28 | | | Kolev, Lachezar | | | 2126 | BUL | 0.50 | 1 | 0.37 | 36 | 13.32 | | | Yordanov, Nikolay Plamenov | f | | 2209 * | BUL | 0.00 | 1 | -0.08 | 36 | -2.88 | | | Merdzhanov, Vladko | | | 1554 | BUL | 1.00 | 1 | 0.19 | 36 | 6.84 | | | * 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) | | | | NYCC Romania 2021- girls U14 - teams | Iasi | ROU | 2021-07-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1548 | 1809 | 1.00 | 2 | -0.64 | 36 | -23.04 | |
| | Pirvan, Maria | | | 1548 | ROU | 1.00 | 1 | 0.18 | 36 | 6.48 | | | Pirvan, Maria | | | 1548 | ROU | 0.00 | 1 | -0.82 | 36 | -29.52 | |
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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