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Individual Calculations April 2009 |
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| Van Eijk, Sander Total change: -36.45 | |   |
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| 1B - r 4-5 - Dutch Team Competition | Various | NED | 2008-09-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2274 | 2315 | 1.00 | 2 | -0.11 | 15 | -1.65 | |
|  Van Kooten, Luuk | f | | 2255 | NED | 1.00 | 1 | 0.42 | 15 | 6.30 | | | Trella, Thomas | f | | 2292 | GER | 0.00 | 1 | -0.53 | 15 | -7.95 | |
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) | | | | Schaakfestival Groningen - Groep A | Groningen | NED | 2008-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2259 | 2366 | 2.50 | 7 | -1.90 | 15 | -28.50 | |
| | Heredia Serrano, Carla | | | 2104 | ECU | 0.50 | 1 | -0.32 | 15 | -4.80 | |  Ten Hertog, Hugo | | | 2118 | NED | 1.00 | 1 | 0.19 | 15 | 2.85 | | | Hoffmann, Michael | m | | 2469 | GER | 0.00 | 1 | -0.36 | 15 | -5.40 | | | Mostertman, Milan | | | 2034 | NED | 1.00 | 1 | 0.12 | 15 | 1.80 | | | Ernst, Sipke | g | | 2576 | NED | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Vinke, Andreas | | | 2207 | GER | 0.00 | 1 | -0.71 | 15 | -10.65 | | | Bensdorp, Marlies | | wm | 2304 | NED | 0.00 | 1 | -0.59 | 15 | -8.85 | |
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) | | | | Gibraltar Master 2009 | Gibraltar | ENG | 2009-01-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2300 | 2355 | 5.50 | 10 | -0.19 | 15 | -2.85 | |
| | Svidler, Peter | g | | 2705 | RUS | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Hamer, Martyn | | | 2022 | ENG | 1.00 | 1 | 0.12 | 15 | 1.80 | | | Osuna Vega, Enrique | c | | 2130 | ESP | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Collier, David O | | | 2083 | ENG | 1.00 | 1 | 0.17 | 15 | 2.55 | | | Del Rio De Angelis, Salvad | g | | 2532 | ESP | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Lovik, Lasse Ostebo | | | 2184 | NOR | 0.50 | 1 | -0.23 | 15 | -3.45 | | | Carlsson, Pontus | g | | 2509 | SWE | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Kvisla, Johannes Luangtep | | | 2208 | NOR | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Salem, Ihab | | | 2171 | PLE | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Krush, Irina | m | wg | 2457 | USA | 0.00 | 1 | -0.36 | 15 | -5.40 | |
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) | | | | Aeroflot open A2 | Moscow | RUS | 2009-02-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2480 | 2355 | 3.00 | 9 | 0.01 | 15 | 0.15 | |
| | Lushenkov, Mikhail | m | | 2462 | RUS | 0.00 | 1 | -0.35 | 15 | -5.25 | | | Ris, Robert | m | | 2436 | NED | 0.50 | 1 | 0.11 | 15 | 1.65 | | | Kabanov, Nikolai | m | | 2502 | RUS | 1.00 | 1 | 0.70 | 15 | 10.50 | | | Danin, Alexandre | m | | 2465 | RUS | 0.00 | 1 | -0.35 | 15 | -5.25 | | | Devereaux, Maxim L | m | | 2437 | ENG | 0.50 | 1 | 0.11 | 15 | 1.65 | | | Karpatchev, Aleksandr | g | | 2504 | RUS | 0.50 | 1 | 0.20 | 15 | 3.00 | | | Genba, Vladimir | m | | 2437 | RUS | 0.50 | 1 | 0.11 | 15 | 1.65 | | | Ivanov, Alexander | g | | 2541 | USA | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Kiselev, Vitaliy | g | | 2539 | RUS | 0.00 | 1 | -0.26 | 15 | -3.90 | |
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) | | | | 10th individual European chess championship | Budva | MNE | 2009-03-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2400 | 2355 | 4.50 | 11 | -0.24 | 15 | -3.60 | |
| | Gagunashvili, Merab | g | | 2585 | GEO | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Dedic, Slavko | | | 2005 | MNE | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Ekstroem, Roland | m | | 2495 | SUI | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Svetushkin, Dmitry | g | | 2593 | MDA | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Nestorovic, Lazar | | | 2207 | SRB | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Lajthajm, Borko | g | | 2502 | SRB | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Dinter, Brian | | | 2055 | CRO | 1.00 | 1 | 0.15 | 15 | 2.25 | | | Chibukhchian, Artur | m | | 2444 | ARM | 1.00 | 1 | 0.62 | 15 | 9.30 | | | Can, Emre | m | | 2471 | TUR | 0.50 | 1 | 0.16 | 15 | 2.40 | | | Jankovic, Alojzije | g | | 2571 | CRO | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Pap, Misa | m | | 2469 | SRB | 0.00 | 1 | -0.34 | 15 | -5.10 | |
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) | | |
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