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Rapid:
Individual Calculations December 2023 |
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| Ivanova, Gabriela Total change: 98.80 | |   |
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| II Struma Open 2023 | Pernik | BUL | 2023-11-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1454 | 1074 | 3.50 | 7 | 1.80 | 38 | 68.40 | |
|  Zlatanova, Emilia | | wm | 1877 | BUL | 0.00 | 1 | 0.00 | 38 | 0.00 | | | Ivanova, Nikol | | | 1298 | BUL | 1.00 | 1 | 0.78 | 38 | 29.64 | |  Kochev, Kristiyan | | | 1020 | BUL | 1.00 | 1 | 0.42 | 38 | 15.96 | | | Anakiev, Dimitar | | | 1989 | SLO | 0.00 | 1 | 0.00 | 38 | 0.00 | | | Stefanov, Georgi S | | | 1009 | BUL | 0.50 | 1 | -0.09 | 38 | -3.42 | | | Markov, Mario | | | 1762 | BUL | 0.00 | 1 | -0.01 | 38 | -0.38 | | | Abdula, Adrian | | | 1223 | BUL | 1.00 | 1 | 0.70 | 38 | 26.60 | |
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) | | | | Chess Hopes U10 October 2023 | Sofia | BUL | 2023-11-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1126 | 1074 | 3.00 | 7 | -0.03 | 38 | -1.14 | |
| | Manev, Miroslav | | | 1111 | BUL | 0.00 | 1 | -0.45 | 38 | -17.10 | | | Naneva, Aleksandra | | | 1044 | BUL | 1.00 | 1 | 0.46 | 38 | 17.48 | | | Ochkova, Vasilena | | | 1079 | BUL | 1.00 | 1 | 0.51 | 38 | 19.38 | | | Pavlova, Maria | | | 1133 | BUL | 0.00 | 1 | -0.42 | 38 | -15.96 | | | Ivanova, Darina | | | 1173 | BUL | 1.00 | 1 | 0.64 | 38 | 24.32 | | | Iliev, Stoyan | | | 1320 | BUL | 0.00 | 1 | -0.19 | 38 | -7.22 | | | Kochev, Kristiyan | | | 1020 | BUL | 0.00 | 1 | -0.58 | 38 | -22.04 | |
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) | | | | Bulgarian Women Individual Rapid Chess Championship2023 Sofia, 18.11.2023 | Sofia | BUL | 2023-11-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1400 | 1074 | 1.50 | 4 | 0.83 | 38 | 31.54 | |
| | Nenova, Andzhelika | | | 1578 | BUL | 0.00 | 1 | -0.04 | 38 | -1.52 | | | Dyulgerova, Anushka | | | 1291 | BUL | 1.00 | 1 | 0.78 | 38 | 29.64 | | | Sapareva, Magdalena | | | 1557 | BUL | 0.00 | 1 | -0.05 | 38 | -1.90 | | | Ivanova, Darina | | | 1173 | BUL | 0.50 | 1 | 0.14 | 38 | 5.32 | |
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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