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Rapid:
Individual Calculations August 2021 |
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| Ivanov, Lachezar Total change: 8.80 | |   |
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| Bulgarian Individual Chess Championship Boys 14-2021 Rapid | Asenovgrad | BUL | 2021-07-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1291 | 1165 | 3.00 | 7 | 0.68 | 20 | 13.60 | |
|  Danov, Valentin | | | 1314 | BUL | 1.00 | 1 | 0.70 | 20 | 14.00 | | | Mitushev, Adrian | | | 1341 | BUL | 0.00 | 1 | -0.27 | 20 | -5.40 | |  Mikov, Simeon | | | 1217 | BUL | 1.00 | 1 | 0.57 | 20 | 11.40 | | | Tsvetanov, Teodor | | | 1254 | BUL | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Ivanov, Htistiyan | | | 1283 | BUL | 1.00 | 1 | 0.66 | 20 | 13.20 | | | Trendafilov, Simeon | | | 1333 | BUL | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Kisyov, Krum-Petar | | | 1298 | BUL | 0.00 | 1 | -0.32 | 20 | -6.40 | |
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) | | | | VII Memorial Stoyan Ivanov - Rapid | Shumen | BUL | 2021-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1665 | 1165 | 0.00 | 4 | -0.24 | 20 | -4.80 | |
| | Mutafov, Krasimir | | | 1900 | BUL | 0.00 | 1 | -0.01 | 20 | -0.20 | | | Mircheva, Nona | | | 1703 | BUL | 0.00 | 1 | -0.03 | 20 | -0.60 | | | Dimov, Nikola | | | 1529 | BUL | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Vatkovski, Mitko | | | 1526 | BUL | 0.00 | 1 | -0.10 | 20 | -2.00 | |
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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