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Individual Calculations April 2009 |
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| Bojkov, Dejan Total change: 34.80 | |   |
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| Schaakfestival Groningen - Groep A | Groningen | NED | 2008-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2405 | 2472 | 6.00 | 9 | 0.75 | 10 | 7.50 | |
|  Vinke, Andreas | | | 2207 | GER | 0.50 | 1 | -0.32 | 10 | -3.20 | |  Vogel, Jaap | f | | 2233 | NED | 1.00 | 1 | 0.20 | 10 | 2.00 | | | Bitalzadeh, Ali | m | | 2370 | NED | 0.50 | 1 | -0.14 | 10 | -1.40 | | | Hoeksema, Erik | m | | 2323 | NED | 1.00 | 1 | 0.30 | 10 | 3.00 | | | Rohit, Gogineni | m | | 2457 | IND | 0.50 | 1 | -0.02 | 10 | -0.20 | | | Ernst, Sipke | g | | 2576 | NED | 0.50 | 1 | 0.14 | 10 | 1.40 | | | Giri, Anish | f | | 2466 | RUS | 0.50 | 1 | -0.01 | 10 | -0.10 | | | Danielian, Elina | m | wg | 2513 | ARM | 1.00 | 1 | 0.56 | 10 | 5.60 | | | Sundararajan, Kidambi | m | | 2501 | IND | 0.50 | 1 | 0.04 | 10 | 0.40 | |
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) | | | | 73nd Bulgarian Individual Men Chess Championship 2009 | Blagoevgrad | BUL | 2009-02-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2433 | 2477 | 10.00 | 13 | 2.73 | 10 | 27.30 | |
| | Radulski, Julian | g | | 2580 | BUL | 1.00 | 1 | 0.64 | 10 | 6.40 | | | Petkov, Vladimir | g | | 2504 | BUL | 1.00 | 1 | 0.54 | 10 | 5.40 | | | Berbatov, Kiprian | f | | 2392 | BUL | 1.00 | 1 | 0.38 | 10 | 3.80 | | | Lilov, Valeri | f | | 2443 | BUL | 0.50 | 1 | -0.05 | 10 | -0.50 | | | Filev, Georgi | f | | 2378 | BUL | 1.00 | 1 | 0.36 | 10 | 3.60 | | | Rusev, Krasimir | g | | 2546 | BUL | 0.50 | 1 | 0.10 | 10 | 1.00 | | | Enchev, Ivajlo | | | 2382 | BUL | 1.00 | 1 | 0.37 | 10 | 3.70 | | | Chatalbashev, Boris | g | | 2560 | BUL | 0.50 | 1 | 0.11 | 10 | 1.10 | | | Vutov, M. Mario | | | 2262 | BUL | 1.00 | 1 | 0.23 | 10 | 2.30 | | | Arnaudov, G. Petar | f | | 2347 | BUL | 0.50 | 1 | -0.18 | 10 | -1.80 | | | Pantev, Veselin | f | | 2381 | BUL | 1.00 | 1 | 0.37 | 10 | 3.70 | | | Nikolov, Momchil | m | | 2478 | BUL | 0.00 | 1 | -0.50 | 10 | -5.00 | | | Kukov, Velislav | f | | 2373 | BUL | 1.00 | 1 | 0.36 | 10 | 3.60 | |
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) | | |
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