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Individual Calculations March 2012 |
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| Tiviakov, Sergei Total change: -3.80 | |   |
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| Schaakfestival Groningen 2011 Open A | Groningen | NED | 2011-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2509 | 2650 | 6.50 | 9 | 0.40 | 10 | 4.00 | |
|  Pel, Bonno | f | | 2292 | NED | 1.00 | 1 | 0.10 | 10 | 1.00 | |  Kuipers, Stefan | f | | 2396 | NED | 1.00 | 1 | 0.19 | 10 | 1.90 | | | Rapport, Richard | g | | 2534 | HUN | 1.00 | 1 | 0.34 | 10 | 3.40 | | | Ruck, Robert | g | | 2579 | HUN | 0.50 | 1 | -0.10 | 10 | -1.00 | | | Zherebukh, Yaroslav | g | | 2593 | UKR | 0.50 | 1 | -0.08 | 10 | -0.80 | | | Kovchan, Alexander | g | | 2573 | UKR | 0.50 | 1 | -0.11 | 10 | -1.10 | | | Bok, Benjamin | m | | 2513 | NED | 1.00 | 1 | 0.32 | 10 | 3.20 | | | Hess, Robert L | g | | 2625 | USA | 0.00 | 1 | -0.53 | 10 | -5.30 | | | Naroditsky, Daniel | m | | 2472 | USA | 1.00 | 1 | 0.27 | 10 | 2.70 | |
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) | | | | Dutch Team Competition - Meester - Round 5-6 | Various | NED | 2012-01-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2498 | 2677 | 0.50 | 1 | -0.23 | 10 | -2.30 | |
| | Pruijssers, Roeland | m | | 2498 | NED | 0.50 | 1 | -0.23 | 10 | -2.30 | |
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) | | | | Tata Steel Chess Tournament 2011 - GMB | Wijk aan Zee | NED | 2012-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2597 | 2677 | 8.00 | 13 | 0.10 | 10 | 1.00 | |
| | L`ami, Erwin | g | | 2596 | NED | 0.00 | 1 | -0.61 | 10 | -6.10 | | | Timman, Jan H | g | | 2571 | NED | 1.00 | 1 | 0.36 | 10 | 3.60 | | | Potkin, Vladimir | g | | 2684 | RUS | 1.00 | 1 | 0.51 | 10 | 5.10 | | | Motylev, Alexander | g | | 2677 | RUS | 0.00 | 1 | -0.50 | 10 | -5.00 | | | Nyzhnyk, Illya | g | | 2568 | UKR | 0.50 | 1 | -0.15 | 10 | -1.50 | | | Vocaturo, Daniele | g | | 2546 | ITA | 0.50 | 1 | -0.18 | 10 | -1.80 | | | Ernst, Sipke | g | | 2606 | NED | 0.00 | 1 | -0.60 | 10 | -6.00 | | | Harikrishna, P. | g | | 2665 | IND | 0.50 | 1 | -0.02 | 10 | -0.20 | | | Reinderman, Dimitri | g | | 2581 | NED | 1.00 | 1 | 0.37 | 10 | 3.70 | | | Bruzon Batista, Lazaro | g | | 2691 | CUB | 0.50 | 1 | 0.02 | 10 | 0.20 | | | Lahno, Kateryna | g | wg | 2556 | UKR | 1.00 | 1 | 0.34 | 10 | 3.40 | | | Harika, Dronavalli | g | wg | 2516 | IND | 1.00 | 1 | 0.29 | 10 | 2.90 | | | Cmilyte, Viktorija | g | wg | 2503 | LTU | 1.00 | 1 | 0.27 | 10 | 2.70 | |
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) | | | | 2nd Ferdowsi International Chess Open Tournament | Mashhad | IRI | 2012-02-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2387 | 2677 | 8.50 | 11 | -0.65 | 10 | -6.50 | |
| | Hamedinia, Majid | | | 2277 * | IRI | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Abedi, Abolfazl | | | 2277 * | IRI | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Behmardi, K Rustam | | | 2293 | IRI | 1.00 | 1 | 0.09 | 10 | 0.90 | | | Mahjoob, Morteza | g | | 2440 | IRI | 0.00 | 1 | -0.80 | 10 | -8.00 | | | Nasri, Amin | | | 2331 | IRI | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Pourramezanali, Amirreza | f | | 2372 | IRI | 1.00 | 1 | 0.14 | 10 | 1.40 | | | Idani, Pouya | m | | 2448 | IRI | 1.00 | 1 | 0.21 | 10 | 2.10 | | | Fominyh, Alexander | g | | 2479 | RUS | 0.50 | 1 | -0.26 | 10 | -2.60 | | | Darini, Pouria | m | | 2458 | IRI | 0.50 | 1 | -0.28 | 10 | -2.80 | | | Pashikian, Arman | g | | 2608 | ARM | 0.50 | 1 | -0.10 | 10 | -1.00 | | | Kowsarinia, Amir | f | | 2277 * | IRI | 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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