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Individual Calculations April 2009 |
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| Iotov, Valentin Total change: 24.60 | |   |
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| 1-st Memorial GM Nino Kirov | Sofia | BUL | 2009-01-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2347 | 2556 | 7.00 | 9 | 0.19 | 10 | 1.90 | |
|  Sofranov, Velizar | | | 2206 | BUL | 1.00 | 1 | 0.11 | 10 | 1.10 | |  Vasilev, Vasil Aleksandrov | | | 2306 | BUL | 0.50 | 1 | -0.31 | 10 | -3.10 | | | Orev, Petar | m | | 2231 | BUL | 1.00 | 1 | 0.13 | 10 | 1.30 | | | Enchev, Ivajlo | | | 2382 | BUL | 0.50 | 1 | -0.23 | 10 | -2.30 | | | Mladenov, Plamen | | | 2373 | BUL | 0.50 | 1 | -0.24 | 10 | -2.40 | | | Berbatov, Kiprian | f | | 2392 | BUL | 1.00 | 1 | 0.28 | 10 | 2.80 | | | Velchev, Hristo | f | | 2285 | BUL | 1.00 | 1 | 0.17 | 10 | 1.70 | | | Petrov, Marijan | m | | 2477 | BUL | 1.00 | 1 | 0.39 | 10 | 3.90 | | | Grigorov, Grigor | m | | 2475 | BUL | 0.50 | 1 | -0.11 | 10 | -1.10 | |
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) | | | | Arcapita Open | Manama | BRN | 2009-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2509 | 2556 | 6.00 | 8 | 1.59 | 10 | 15.90 | |
| | Al Sulaiti, Ali | | | 2206 | BRN | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Ezat, Mohamed | m | | 2421 | EGY | 1.00 | 1 | 0.32 | 10 | 3.20 | | | Moradiabadi, Elshan | g | | 2505 | IRI | 1.00 | 1 | 0.43 | 10 | 4.30 | | | Filippov, Anton | g | | 2556 | UZB | 0.50 | 1 | 0.00 | 10 | 0.00 | | | Tregubov, Pavel V | g | | 2647 | RUS | 0.50 | 1 | 0.12 | 10 | 1.20 | | | Amin, Basem | g | | 2562 | EGY | 0.50 | 1 | 0.01 | 10 | 0.10 | | | Adly, Ahmed | g | | 2568 | EGY | 1.00 | 1 | 0.52 | 10 | 5.20 | | | Malakhatko, Vadim | g | | 2610 | BEL | 0.50 | 1 | 0.08 | 10 | 0.80 | |
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) | | | | 17th International Fajr Chess Open Tournament | Kish Island | IRI | 2009-02-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2326 | 2556 | 7.00 | 9 | 0.04 | 10 | 0.40 | |
| | Azimi, Sayed Khashayar | | | 2206 | IRI | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Ayyad Husain, Abdulgalil Saleh | f | | 2206 | BRN | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Momeni, E. | | | 2280 | IRI | 0.50 | 1 | -0.33 | 10 | -3.30 | | | Golizadeh, Asghar | | | 2294 | IRI | 1.00 | 1 | 0.18 | 10 | 1.80 | | | Tarazooyeadl, Mojtaba | | | 2206 | IRI | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Gaprindashvili, Valeriane | g | | 2460 | GEO | 0.50 | 1 | -0.13 | 10 | -1.30 | | | Toufighi, Homayoon | m | | 2451 | IRI | 0.50 | 1 | -0.14 | 10 | -1.40 | | | Sharbaf, Mohsen | f | | 2421 | IRI | 0.50 | 1 | -0.18 | 10 | -1.80 | | | Ghane, Shojaat | g | | 2413 | IRI | 1.00 | 1 | 0.31 | 10 | 3.10 | |
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) | | | | 2.Pfalz Open | Neustadt a.d. Weinstrasse | GER | 2009-02-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2454 | 2556 | 6.50 | 9 | 0.93 | 10 | 9.30 | |
| | Troyke, Doreen | | wf | 2206 | GER | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Hug, Marcel | | | 2257 | SUI | 1.00 | 1 | 0.15 | 10 | 1.50 | | | Rotstein, Jefim | f | | 2372 | GER | 1.00 | 1 | 0.26 | 10 | 2.60 | | | Malakhatko, Vadim | g | | 2610 | BEL | 0.50 | 1 | 0.08 | 10 | 0.80 | | | Reinhart, Emmanuel | f | | 2329 | FRA | 1.00 | 1 | 0.21 | 10 | 2.10 | | | Tiviakov, Sergei | g | | 2685 | NED | 0.50 | 1 | 0.17 | 10 | 1.70 | | | Drozdovskyy, Yuriy | g | | 2607 | UKR | 0.50 | 1 | 0.07 | 10 | 0.70 | | | Markowski, Tomasz | g | | 2605 | POL | 0.50 | 1 | 0.07 | 10 | 0.70 | | | Skembris, Spyridon | g | | 2413 | GRE | 0.50 | 1 | -0.19 | 10 | -1.90 | |
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) | | | | 25.ChessOrg Schachfestival Open | Bad Woerishofen | GER | 2009-03-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2345 | 2556 | 6.50 | 9 | -0.29 | 10 | -2.90 | |
| | Oud, Niek | | | 2206 | NED | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Babar, Michael | f | | 2206 | GER | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Rahls, Peter | f | | 2263 | GER | 0.50 | 1 | -0.35 | 10 | -3.50 | | | Schmid, Wolfgang | f | | 2275 | GER | 1.00 | 1 | 0.16 | 10 | 1.60 | | | Farago, Ivan | g | | 2482 | HUN | 0.50 | 1 | -0.10 | 10 | -1.00 | | | Skembris, Spyridon | g | | 2413 | GRE | 0.50 | 1 | -0.19 | 10 | -1.90 | | | Racherbaeumer, Marcel | | | 2303 | GER | 1.00 | 1 | 0.19 | 10 | 1.90 | | | Teske, Henrik | g | | 2515 | GER | 0.50 | 1 | -0.06 | 10 | -0.60 | | | Pirrot, Dieter | m | | 2440 | GER | 0.50 | 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) | | |
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