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Individual Calculations August 2013 |
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| Petrov, Marijan Total change: 11.40 | |   |
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| 41 Greek Team National Championship 2013 | Greece - Rio | GRE | 2013-07-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2319 | 2478 | 5.50 | 7 | 0.68 | 10 | 6.80 | |
|  Papasimakopoulos, Alexandros | | | 2258 | GRE | 1.00 | 1 | 0.22 | 10 | 2.20 | | | Gajewski, Grzegorz | g | | 2653 | POL | 0.50 | 1 | 0.23 | 10 | 2.30 | |  Tsekouras, Theodoros | | | 2206 | GRE | 1.00 | 1 | 0.17 | 10 | 1.70 | | | Kalesis, Nikolaos | m | | 2475 | GRE | 0.50 | 1 | 0.00 | 10 | 0.00 | | | Klokas, Konstantinos | | | 2132 | GRE | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Baranov, Grigory | | | 2321 | RUS | 0.50 | 1 | -0.21 | 10 | -2.10 | | | Balaskas, Nikolaos | | | 2189 | GRE | 1.00 | 1 | 0.16 | 10 | 1.60 | |
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) | | | | South Wales International 2013 | Penarth | WLS | 2013-07-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2277 | 2478 | 7.00 | 9 | 0.46 | 10 | 4.60 | |
| | Horton, Justin | | | 2090 | ENG | 1.00 | 1 | 0.09 | 10 | 0.90 | | | Kett, Tim | | | 2230 | WLS | 1.00 | 1 | 0.19 | 10 | 1.90 | | | Kostanjsek, Luke | | | 2078 * | WLS | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Petkov, Vladimir | g | | 2544 | BUL | 0.50 | 1 | 0.09 | 10 | 0.90 | | | Cooksey, Paul S | f | | 2293 | ENG | 1.00 | 1 | 0.26 | 10 | 2.60 | | | Arkell, Keith C | g | | 2444 | ENG | 0.50 | 1 | -0.05 | 10 | -0.50 | | | Wells, Peter K | g | | 2479 | ENG | 0.50 | 1 | 0.00 | 10 | 0.00 | | | Rees, Ioan | f | | 2258 | WLS | 0.50 | 1 | -0.28 | 10 | -2.80 | | | Hughes, John L | | | 2078 * | IRL | 1.00 | 1 | 0.08 | 10 | 0.80 | | | * 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) | | |
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