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Individual Calculations July 2015 |
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| Petrov, Vladimir Sergeev Total change: 51.80 | |   |
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| Bulgarian chess summer 2015, Golden sands A tournament | Golden sands resort | BUL | 2015-06-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2363 | 2255 | 3.00 | 9 | -0.26 | 20 | -5.20 | |
|  Nestorovic, Nikola | m | | 2483 | SRB | 1.00 | 1 | 0.79 | 20 | 15.80 | |  Stefanova, Antoaneta | g | | 2499 | BUL | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Yilmazyerli, Mert | m | | 2460 | TUR | 1.00 | 1 | 0.76 | 20 | 15.20 | | | Tunik, Gennady | g | | 2420 | RUS | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Arsovic, Zoran | m | | 2401 | SRB | 0.50 | 1 | 0.20 | 20 | 4.00 | | | Mu, Ke | | | 2386 | CHN | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Baglan, Esat | f | | 2171 | TUR | 0.50 | 1 | -0.12 | 20 | -2.40 | | | Qiu, Mengjie | | wf | 2115 | CHN | 0.00 | 1 | -0.69 | 20 | -13.80 | | | Percivaldi, Martin | f | | 2328 | DEN | 0.00 | 1 | -0.40 | 20 | -8.00 | |
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) | | | | Bulgarian chess summer 2015, Albena A tournament | Albena resort | BUL | 2015-06-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2462 | 2255 | 5.00 | 9 | 2.85 | 20 | 57.00 | |
| | Mammadov, Zaur | g | | 2499 | AZE | 1.00 | 1 | 0.80 | 20 | 16.00 | | | Lovkov, Roman | m | | 2462 | RUS | 0.50 | 1 | 0.27 | 20 | 5.40 | | | Bernadskiy, Vitaliy | g | | 2511 | UKR | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Popov, Valerij | g | | 2555 | RUS | 1.00 | 1 | 0.85 | 20 | 17.00 | | | Nakar, Eylon | m | | 2473 | ISR | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Glek, Igor | g | | 2396 | GER | 0.50 | 1 | 0.19 | 20 | 3.80 | | | Velikov, Petar | g | | 2411 | BUL | 1.00 | 1 | 0.71 | 20 | 14.20 | | | Ermenkov, Evgenij | g | | 2433 | BUL | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Askarov, Bakhtiyar | | | 2416 | KAZ | 0.50 | 1 | 0.21 | 20 | 4.20 | |
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) | | |
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